1.     B. C. Okoro and Owus M. Ibearugbulem (2007). Technical report writing in higher institution. IBES’S Computer Institute 190B Wetheral Road, Owerri ISBN 978-266-95-2-0

2.     Ibearugbulem, O. M., Ezeh, J. C. and Ettu, L. O. (2014). Energy Methods in Theory of rectangular plates(use of polynomial shape functions). Liu House of Excellence Ventures: 173 Tetlow Road, Owerri, Imo State. ISBN 978-978-53110-2-0.

3.     Ettu, L. O.,  Ibearugbulem, O. M., and Arimanwa, M. C. (2015). Foundational structural theory and analysis (for civil engineering and allied disciplines). Liu House of Excellence Ventures: 173 Tetlow Road, Owerri, Imo State. ISBN 978-978-53110-4-4.

4.     O. M. Ibearugbulem (2016). Note on Rectangular Plate Analysis. GmbH, Norderstedt / Germany: LAP LAMBERT Academic Publishing ISBN: 978-3-330-01636-1

5.     O. M. Ibearugbulem, F. C. Njoku, T. U. Anyanwu and O. H. Ibearugbulem (2017). Geotechnical Engineering.  Owerri: Shepherd Consult. ISBN: 978-978-54712-9-8

1)      O. M. IBEARUGBULEM, U. G. EZIEFULA and D. O. ONWUKA (2015). INELASTIC STABILITY ANALYSIS OF UNIAXIALLY COMPRESSED FLAT RECTANGULAR ISOTROPIC CCSS PLATE. Int. J. of Applied Mechanics and Engineering, 2015, vol.20, No.3, pp.637-645.  DOI: 10.1515/ijame-2015-0042 

2)      O. M. Ibearugbulem, U. G. Eziefula and H. E. Opara (2018). Physico-mechanical behaviour of sandcrete produced with different proportions of sand grain sizes.  Engineering and Applied Science Research (April – June);45(2): pp. 83-88

3)      U.G. Eziefula, D.O. Onwuka and O.M. Ibearugbulem (2017). Work principle in inelastic buckling analysis of axially compressed rectangular plates. World Journal of Engineering, Vol. 14 · Number 2, pp. 95–100

4)      T. C. Odimegwu, I. Zakaria, M. M. Abood and O. Ibearugbulem (2018). The use of industrial waste as filler in concrete/mortar: A critical review. Journal of Engineering and Applied Sciences 13 (15): 5987 – 5996

5)      Onwuka, D.O., Ibearugbulem, O.M., Bertram, D.I. (2020). Analysis of Orthotropic Thin Rectangular Simply Supported Plate Subjected to both In-Plane Compression and Lateral Loads. International Journal of Engineering Research in Africa ISSN: 1663-4144, Vol. 48, pp 63-77

6)      V. T. Ibeabuchi, O. M. Ibearugbulem, C. Ezeah and O. O. Ugwu (2020). Elastic Buckling Analysis of Uniaxially Compressed CCCC Stiffened Isotropic Plates. Int. J. of Applied Mechanics and Engineering, 2020, vol.25, No.4, pp.84-95

7)      D. O. Onwuka, U. G. Eziefula and O. M. Ibearugbulem (2016). Inelastic Buckling of Rectangular Panel with a Simply  Supported Edge and Three Clamped Edges under  Uniaxial Loads, International Journal of Applied Science and Engineering . 14, 1: 39-48

8)      EZEH, J. C. and IBEARUGBULEM, OWUS M. (2009), ALGORITHM FOR CONCRETE MIX DESIGN BASED ON BRITISH METHOD, Nigerian Journal of Technology, Vol. 28, No. 1, pp. 26 – 34.

9)      J.  C. EZEH, O. M. IBEARUGBULEM and U. C. Anya (2010), OPTIMIZATION OF AGGREGATE COMPOSITION OF LATERITE/SAND HOLLOW BLOCK USING SCHEFFE’S SEAPLEX MODEL, International Journal of Engineering, Vol. 4, No. 4, pp. 471- 478

10)  O. M. Ibearugbulem, J. C. Ezeh and  L. O. Ettu (2011), THE USE OF AGRICULTURAL WASTE MATERIALS FOR CONCRETE MAKING,  International Journal of Natural and Applied Sciences, 7(2): 179 – 182, 2011   ISSN: 0794 – 4713

11)  O. M. Ibearugbulem, L. O. Ettu and  J. C. Ezeh (2011), PRODUCTION OF CONCRETE USING LATERITE, PERIWINKLE SHELL AND RIVER STONE, International Journal of Natural and Applied Sciences, 7(2): 183 – 187, 2011   ISSN: 0794 – 4713

12)  Ibearugbulem, Owus M., Osadebe, N. N., Ezeh, J. C. & Onwuka, D. O. (2011), BUCKLING ANALYSIS OF AXIALLY COMPRESSED SSSS THIN RECTANGULAR PLATE USING TAYLOR-MCLAURIN SHAPE FUNCTION,  International Journal of Civil and Structural Engineering, Vol. 2, No. 2, 2011 ISSN: 0976 – 4399

13)  Ibearugbulem, O. M., Ezeh, J. C., & Ettu, L. O. (2012), VIBRATION ANALYSIS OF THIN RECTANGULAR SSSS PLATE USING TAYLOR-MACLAURIN SHAPE FUNCTION,  International Journal of Academic Research, Vol. 4, No. 6 November, 2012

14)  Ibearugbulem, O. M. & Ezeh, J. C. (2013), INSTABLITY OF AXIALLY COMPRESSED CCCC THIN RECTANGULAR PLATE USING TAYLOR-MCLAURIN’S SERIES SHAPE FUNCTION ON RITZ METHOD,  Academic Research International, Vol. 4. No. 1 January, Pp. 346 -351ISSN-L: 2223-9553, ISSN: 2223-9944

15)  D. O. Onwuka, C. E. Okere, O. M. Ibearugbulem, S. U. Onwuka (2013), Computer-Aided Design of Concrete Mixes,  International Journal of Computational Engineering Research (www.ijceronline.com ) Vol. 3, Issue 2, February, pp. 67-81 ISSN: 2250-3005(Online)

16)  Ibearugbulem, O. M., Ettu, L. O. & Ezeh, J. C. (2013), A New Stiffness Matrix for Analysis Of Flexural Line Continuum, The International Journal Of Engineering And Science (Ijes),Vol. 2, Issue 2, Pp.57-62, February, Issn: 2319 – 1813 Isbn: 2319 – 1805

17)  Ibearugbulem, O. M., Ettu, L. O., Ezeh, J. C & U. C. Anya (2013), A New Shape Function for Analysis of Line Continuum By Direct Variational Calculus, The International Journal Of Engineering And Science (Ijes) Volume 2, Issue 3; Pages  66-71, March 2013, Issn: 2319 – 1813 Isbn: 2319 – 1805

18)  Ettu, L. O., Ibearugbulem, O. M., Ezeh, J. C & U. C. Anya (2013), A reinvestigation of the prospects of using periwinkle shell as partial replacement for granite in concrete, International Journal of Engineering Science Invention, ISSN (Online): 2319 – 6734, ISSN (Print): 2319 – 6726 www.ijesi.org  Volume 2 Issue 3, March. 2013, PP.54-59

19)  J. C. EZEH, O. M. IBEARUGBULEM & Onyechere, C. I. (2013), Pure Bending Analysis of Thin Rectangular Flat Plates Using Ordinary Finite Difference Method, International Journal of Emerging Technology and Advanced Engineering, Vol. 3, Issue 3, March 2013, pp. 20-23

20)  J. C. EZEH, O. M. IBEARUGBULEM & Onyechere, C. I. (2013), Free Vibration Analysis of Thin Rectangular Flat Plates Using Ordinary Finite Difference Method, Academic Research International Part-I:Natural and Applied Science, ISSN-L:2223-9553, ISSN:2223-9944, Vol. 4 No. 2 March 2013, pp. 187-192

21)  Ettu, L. O., Ezeh, J. C.,  Ibearugbulem, O. M., U. C. Anya & K. O. Njoku (2013), Strength of Binary Blended Cement Composites Containing Coconut Husk Ash, International Journal of Science and Research (IJSR), India Online ISSN: 2319-7064 Volume 2 Issue 4, April 2013, pp 282 – 286 www.ijsr.net

22)  Ettu, L. O., Ezeh, J. C.,  Ibearugbulem, O. M., U. C. Anya, C. T. G. Awodigi & F. C. Njoku (2013), Strength of Binary Blended Cement Composites Containing Saw Dust Ash, International Journal of Engineering and Science (IJES), Volume 2, Issue 4, April 2013, pp. 51-56 (ISSN (e): 2319-1813, ISSN(p): 2319-1805

23)  Ettu, L. O., Ezeh, J. C.,  Ibearugbulem, O. M., U. C. Anya & K. O. Njoku (2013), Strength of Binary Blended Cement Composites Containing Cassava Waste Ash,  International Journal of Emerging Technology and Advanced Engineering, Volume 3, Issue 4, April 2013, pp. 15 – 20 (ISSN 2250-2459, ISO 9001:2008 Certified Journal, Website: www.ijetae.com )

24)  Ibearugbulem, O. M., Ettu, L. O., Ezeh, J. C & U. C. Anya (2013),Application of Matrix Iterative-Inversion in Solving Eigenvalue Problems in Structural Engineering, International Journal of Computational Engineering Research (ijceronline.com) Vol. 3, Issue 4, April 2013, pp. 17-22

25)  Ibearugbulem, O. M., Ettu, L. O., Ezeh, J. C & U. C. Anya (2013), New Stiffness Matrices for Stability and Dynamic Analyses of Line Continuum,  International Journal of Engineering Research and Development   e-ISSN: 2278-067X, p-ISSN: 2278-800X, www.ijerd.com  Volume 6, Issue 7 (April 2013), PP.92-95

26)  J. C. Ezeh, O. M. Ibearugbulem, K. O. Njoku & L. O. Ettu (2013), Dynamic Analysis of Isotropic SSSS Plate Using Taylor Series Shape Function in Galerkin’s Functional, International Journal of Emerging Technology and Advanced Engineering, ISSN 2250-2459, ISO 9001:2008 Certified Journal, Vol. 3, Issue 5, May 2013, pp. 372-375

27)  L. O. Ettu, O. M. Ibearugbulem, J. C. Ezeh & U. C. Anya (2013), The Suitability of Using Laterite as Sole Fine Aggregate in Structural Concrete, International Journal of Scientific & Engineering Research, Volume 4, Issue 5, May 2013, pp. 502-507

28)  Ibearugbulem, O. M., Ezeh, J. C. & Ettu, L. O. (2013), Pure Bending Analysis of Thin Rectangular SSSS Plate Using Taylor-McLaurin Series, International Journal of Civil and Structural Engineering, Volume 3, No. 4 2013, ISSN 0976-4399, PP. 685-691

29)  O. M. Ibearugbulem, L. O. Ettu, J. C. Ezeh, & U. C. Anya (2013), A new Regression Model for Optimizing Concrete Mixes, International Journal of Engineering Sciences & Research Technology, 2(7): July 2013, ISSN: 2277-9655 (Impact Factor: 1.852), pp. 1735-1742

30)  K. O. Njoku, J. C. Ezeh, O. M. Ibearugbulem, L. O. Ettu & L. Anyaogu (2013), Free Vibration Analysis of Thin Rectangular Isotropic CCCC Plate Using Taylor Series Formulated Shape Function in Galerkin’s Method, Academic Research International Part-I:Natural and Applied Science, ISSN-L:2223-9553, ISSN:2223-9944, Vol. 4 No. 4 July 2013, pp. 126-132

31)  L. O. Ettu, O. M. Ibearugbulem, K. O. Njoku, L. Anyaogu & S. I. Agbo (2013), Strength of Ternary Blended Cement Composites Containing Afikpo Rice Husk Ash and Saw Dust Ash, American Journal of Engineering Research (AJER), e-ISSN: 2320-0847 p-ISSN: 2320-0936, Volume-2, Issue-4, pp. 133-137

32)  D. O. Onwuka, O. M. Ibearugbulem & U. G. Eziefula (2013), Plastic Buckling of SSSS Thin Rectangular Plates Subjected To Uniaxial Compression using Taylor-Maclaurin Shape Function, International Journal of Structural & Civil Engineering Research, ISSN 2319 – 6009, Vol. 2, No. 4, pp.168 – 174,

33)  Ibearugbulem, Owus M, Ebirim, Stanley Ikechukwu and Ezeh, J. C. (2013), Vibration Analysis of CSSF and SSFC Panel, Int. Journal of Engineering Research and Applications (IJERA)ISSN : 2248-9622, Vol. 3, Issue 6, pp.703-707

34)  O. M. Ibearugbulem, D. O. Onwuka & U. G. Eziefula (2013), Inelastic buckling analysis of axially compressed thin cccc plate using Taylor-Maclaurin displacement function. Academic Research International, vol. 4, No. 6, pp. 594-600, ISSN-L2223-9553, ISSN:2223-9944

35)  Owus M. Ibearugbulem, O. A. Oguaghamba, K. O. Njoku & M. Nwaokeorie (2014), Using Line Continuum to Explain Work Principle Method for Structural Continuum Analysis, International Journal of Innovative Research & Development (Ijird), ISSN 2278 – 0211,Vol 3 Issue 9,Pp. 365 – 370

36)  Ibearugbulem, Owus, M , Ezeh, J. C. & Ozuluonye, Chioma G. (2014), Pure Bending Analysis of SCSS and CSSS Platforms using New Approach, International Journal of Engineering Science and Innovative Technology (IJESIT) Volume 3, Issue 2, ISSN: 2319-5967 ISO 9001:2008, pp. 33 – 37

37)  Ezeh, J.C., Ibearugbulem, O.M.,Inock, E.U. & Obiekwe, M.O. (2014), Stress Resistance of Owa Stick Reinforced Grano-Periwinkle Concrete Slab Subjected to Point Load, International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163 | pISSN: 2321-7308, Volume: 03 Issue: 01 | Jan-2014, pp. 628 – 632

38)  J. C. Ezeh, Owus M. Ibearugbulem and Uchechi T. Echehum (2014), Stability Analysis of Orthotropic Reinforce Concrete Shear Wall, International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163, pISSN: 2321-7308, Volume: 03 Issue: 01, pp. 228 – 231

39)  Ezeh J. C., Ibearugbulem O. M., Agbo S. I., Maduh U. J. (2014), Static Analysis of C-S Short Cylindrical Shell Under Internal Liquid Pressure Using Polynomial Series Shape Function, International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163 pISSN: 2321-7308, Volume: 03 Issue: 02, PP.  474 – 479

40)  Ezeh J.C., Ibearugbulem O. M., Nwaokorie M. C., Njoku K.O. (2014), A New Eigenvalue Solver For Solving Eigenvalue Problems In Structural Engineering, International Journal of Engineering Research And Management (IJERM) ISSN : 2349- 2058, Volume-1, Issue-4, July 2014, pp. 1 -5

41)  U. G. Eziefula, O. M. Ibearugbulem and D. O. Onwuka (2014), Plastic Buckling Analysis of an Isotropic C-SS-SS-SS Plate under In-plane Loading using Taylor’s Series Displacement Function, International Journal of Engineering and Technology (IJET) ISSN: 2049-3444, Volume 4 No. 1, pp. 17 – 22

42)  Ibearugbulem O.M., Amanambu, I.K., Elogu T. I. (2014), Application of Ibearugbulem’s Model For Optimizing Granite Concrete Mix, International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163 pISSN: 2321-7308, Volume: 03 Issue: 08, pp. 405 – 408

43)  J.C. Ezeh, O.M. Ibearugbulem, C.N. Okoli (2014), Vibration Analysis of Line Continuum with New Matrices of Elastic and Inertia Stiffness, International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163 pISSN: 2321-7308, Volume: 03 Issue: 04, pp. 875 – 878

44)  Ibearugbulem, O. M,  Mmadu, J. E., and Nwachukwu, A. N. (2014), Determination of Compressive Strength of Sandcrete Block Made With Sand, Periwinkle Shell, Latrite and Cement, International Journal of Engineering and Technical Research (IJETR) ISSN: 2321-0869, Volume-2, Issue-9, pp. 19 – 22

45)  O.M. Ibearugbulem, J. C. Ezeh, U.O. Okpara (2014), Fourth – Order Improved Finite Difference Approach to Pure Bending Analysis of Line Continuum, International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163 pISSN: 2321-7308, Volume: 03 Issue: 02, pp. 579 – 585

46)  Owus M. Ibearugbulem (2014), Using the product of two mutually perpendicular truncated polynomial series as shape function for rectangular plate analysis, International Journal of Emerging Technologies and Engineering (IJETE) ISSN: 2348–8050 ICRTIET-2014 Conference Proceeding, 30th -31st August 2014, Divya Jyoti College of Engineering & Technology, Modinagar, Ghaziabad (U.P.), India, pp. 1 – 4

47)  Ebirim, Stanley I., Ezeh, J. C, Ibearugbulem, Owus M. (2014), Free vibration analysis of isotopic rectangular plate with one edge free of support (CSCF and SCFC plate),  International Journal of Engineering & Technology, 3 (1), pp. 30-35 ©Science Publishing Corporation, doi: 10.14419/ ijet.v3i1.1474, pp. 30 – 35

48)  J. C. Ezeh, Ibearugbulem M. Owus, H. E. Opara, O. A. Oguaghamba (2014). Characteristic orthogonal polynimial application to Galerkin indirect variational method for simply supported plate under in plane loading. International Journal of Research in Engineering and Technology. Volume: 03 Issue: 04 | Apr-2014, Available

49)  J. C. Ezeh, Ibearugbulem, M. Owus, H. E. Opara, and, O. A. Oguaghamba (2014), Galerkin’s Indirect Variational Method in Elastic Stability Analysis of All Edges Clamped Thin Rectangular Flat Plates, International Journal of Research in Engineering and Technology eISSN: 2319-116 pISSN: 2321-7308, Volume: 03 Issue: 04, pp. 674 – 679

50)  Ezeh, J. C, Ibearugbulem, Owus M., Ebirim, Stanley I. (2014), Vibration Analysis of Plate with One Free Edge Using Energy Method (CCCF Plate), International Journal of Engineering and Technology (IJET) ISSN: 2049-3444, Volume 4 No. 1, pp. 85 – 92

51)  Owus M. Ibearugbulem (2014), Study on improving the theory of plate bending, Proc. of the Second Intl. Conf. on Advances in Civil and Structural Engineering – CSE 2014, pp. 1 – 4, Copyright © Institute of Research Engineers and Doctors, USA, All rights reserved, ISBN: 978-1-63248-035-4 doi: 10.15224/ 978-1-63248-035-4-71

52)  Ibearugbulem, M. O., Ibeabuchi, V. T. & Njoku, K. O. (2014), Buckling Analysis of SSSS Stiffened Rectangular Isotropic Plates using Work Principle Approach, International Journal of Innovative Research & Development (IJIRD) ISSN 2278 – 0211, Vol 3 Issue 11 Pp. 169 – 176

53)  Owus M. Ibearugbulem, Osasona, E. S. and Maduh, U. J. (2014), Iterative Determinant Method for Solving Eigenvalue Problems, International Journal of Computational Engineering Research (IJCER) ISSN (e): 2250 – 3005,  Vol. 04 Issue 9, pp. 28 – 31

54)  Ezeh, J. C, Ibearugbulem, Owus M. and Ozuluonye, Chioma G. (2014). Analysis of Rectangular Platform Subjected to Transverse Load Using Galerkin Functional.  International Journal of Emerging Technology and Advanced Engineering, Volume 4, Issue 2, PP. 502-505,  ISSN 2250-2459, ISO 9001:2008

55)  C. N Okoli, J.C. Ezeh, O. M. Ibearugbulem (2014). BUCKLING ANALYSIS OF LINE CONTINUUM WITH NEW MATRICES OF STIFFNESS AND GEOMETRY. IJRET: International Journal of Research in Engineering and Technology, Volume: 03 Issue: 03, PP. 233-236,    eISSN: 2319-1163 | pISSN: 2321-7308

56)  Ibearugbulem, O. M., Okonkwo, E. N. Nwachukwu, A. N. and Obi, L. O. (2015). Determination of Compressive Strength of Lateritic Sandcrete Cubes. International Journal of Scientific & Engineering Research, Volume 6, Issue 5. ISSN 2229-5518

57)  Ibearugbulam, O.M., Onwuka, D.O., Abamara, A. C. & Maduh, U. J. (2015). Free vibration analysis of orthotropic thin rectangular ssss plate using polynomial series function. International journal of engineering sciences & research technology, vol. 3, No. 8, pp. 604 – 607. ISSN: 2277-9655

58)  Ibearugbulem M. O.,  Ezeh,  J. C., Ettu,  L. O.  &  Oguaghamba, O. A. (2015). Buckling and Postbuckling Strength of CSCSTHIN Rectangular Plate. International journal of innovative research & development, Vol. 4, Issue 11, pp. 206-212. ISSN 2278 – 0211 (Online)

59)  Ezeh, J. C., Ibearugbulem, M. O., Ettu, L. O. & Oguaghamba, O. A. (2015). Work Principle Method for Elastic Buckling and Postbuckling Behaviour of all Edges Simply Supported Thin Rectangular Plate. Elixir Civil Engg. 88 (2015) 36132-36136

60)  Oguaghamba O. A., Ibearugbulem M. O., Mbachu V. C. (2015). Yield Stress of CCSS Thin Rectangular Plate in Postbuckling Load Regimes. International Journal of Science and Research (IJSR) ISSN (Online): 2319-7064  Volume 4 Issue 11, pp. 629 – 634.

61)  Ibearugbulem, Owus M., Njoku, K. C., Ibearugbulem, C. N. and Onuoha, I. (2015). Correct assumption approach to refined theory for analysis of thick beam. International Journal of Advance Research, Volume 3, Issue 10, pp. 1 – 10

62)  Ibearugbulem, Owus M., Njoku, K. O., Anyanwu, T. U. and Mbadike, E. S. (2015). Alternative method for flexural ultimate limit state design of reinforced concrete. International Journal of Scientific & Engineering Research, Volume 6, Issue 11, pp. 1268 – 1271. ISSN 2229­5518

63)  Oguaghamba O. A.,  Ezeh J. C., Ibearugbulem M. O., and Ettu L. O. (2015). Buckling and Postbuckling Loads Characteristics of All Edges Clamped Thin Rectangular Plate. The International Journal Of Engineering And Science (IJES).  Volume 4,  Issue 11, Pp. -55-61. ISSN (e): 2319 – 1813 ISSN (p): 2319 – 1805

64)  D. O. Onwuka , Owus M. Ibearugbulem and Edward I. Adah (2016). Stability Analysis of Axially Compressed  Rectangular SSSS & CSCS Plates Using MATLAB Programming. The International Journal Of Science & Technoledge (ISSN 2321 – 919X), Vol 4 Issue 1, pp.66-71

65)  O. M Ibearugbulem, C. A Ajoku (2016). Prediction of the flexural strengths of lightweight periwinkle shell-river gravel concrete. International Journal of Engineering Sciences & Research Technology, IJESRT. Volume 5, No. 2, pp. 732 – 744. ISSN: 2277-9655

66)  O. M Ibearugbulem, C. A., Ajoku, S. E. Iwuoha (2016). Model for the prediction of flexural strength of sand stone-periwinkle shell concrete.  International Journal of Research in Engineering and Technology (IJRET) eISSN: 2319-1163, pISSN: 2321-7308, Volume: 05 Issue: 02, pp. 148 – 156

67)  Ibearugbulem, Owus M., Ibearugbulem, C. N., Habib, Momoh and Asomugha, U.C (2016). Split-Deflection Method of Classical Rectangular Plate Analysis. International Journal of Scientific and Research Publications, Volume 6, Issue 5, pp. 147 – 150

68)  Ibearugbulem, Owus M., Ibearugbulem, C. N., Habib, Momoh and Asomugha, U.C (2016). Buckling Analysis of Rectangular Plate by  Split-Deflection Method. International Journal of Emerging Technologies and Engineering (IJETE), Volume 3 Issue 5, May 2016, ISSN 2348 – 8050, pp. 27 – 30

69)  Ibearugbulem, Owus M.,  Gwarah, Ledum S. and Ibearugbulem, C. N. (2016). Use of Polynomial Shape Function in Shear Deformation Theory for thick Plate Analysis. IOSR Journal of Engineering (IOSRJEN), Vol. 06, Issue 06 (June), ||V1||, ISSN (e): 2250-3021, ISSN (p): 2278-8719, pp. 08-20

70)  O. M. Ibearugbulem, E. I. Adah, D. O. Onwuka, C. P. Anyadiegwu (2016).  Computer Based Free Vibration Analysis of Isotropic Thin Rectangular Flat CCCC Plate, The International Journal Of Engineering And Science (IJES), || Volume || 5 || Issue || 7 || Pages || PP -38-41, ISSN (e): 2319 – 1813 ISSN (p): 2319 – 1805

71)  Adah, E. I.,Onwuka, D. O., Ibearugbulem, O. M. (2016).  Development of Polynomial Based Program for Pure Bending Analysis of SSSS Rectangular Thin Isotropic Plate. International Journal of Science, Engineering and Technology Research (IJSETR) Volume 5, Issue 7, July, ISSN: 2278 – 7798, pp. 2290 – 2295.

72)  Lawrence O. Ettu,  Ibearugbulem, O. M., Ezenkwa, C. S., Amatobi, D. A., Onyezewe, E. (2016). Split Tensile Strengths of Concrete Incorporating Rice Husk Ash and SawDust Ash. Journal of Multidisciplinary Engineering Science and Technology, ISSN: 2458-9403, Vol. 3 Issue 7, pp. 5194-5198

73)  Ibearugbulem, O. M.,  Ibearugbulem, C. N., Momoh, H. and Asomugha, A. U. (2016). Free vibration analysis of rectangular plate by split-deflection method. International Journal of Engineering, Science and Mathematics, ISSN: 2278 – 7798, Vol. 5 Issue 3, pp. 1-1

74)  Ibearugbulem O. M., Njoku K. O., Eziefula U. G. (2016). Full shear deformation for analysis of thick plate. International Journal of Advances in Mechanical and Civil Engineering,  ISSN: 2394-2827,  Vol. 3, Issue-6, pp. 44-49

75)  Owus M. Ibearugbulem (2017). Strong form of equilibrium approach to exact solution of  rectangular plate analyses. International Conference on Emerging Trends in Science & Engineering ICETSE – 2017, May 11th & 12th, 2017, Coorg Institute of Technology, Ponnampet, S. Kodagu, Karnataka, India, pp. 211-219

76)  Onwuka, D.O., Ibearugbulem, O.M., Iwuoha, S.E., Arimanwa, J.I., Sule, S. (2016). Buckling Analysis of Biaxially Compressed All-Round Simply Supported (SSSS) Thin Rectangular Isotropic plates using the Galerkin’s Method. J. Civil Eng. Urban., 6 (1): 48-53

77)  Ibearugbulem, O. M., Ezeh, J. C., Ettu, L. O., Gwarah, L. S.(2018). Bending Analysis of Rectangular Thick Plate Using Polynomial Shear Deformation Theory.  IOSR Journal of Engineering (IOSRJEN). Vol. 08, Issue 9 (September), ||V (III) || PP 53-61

78)  D.O. Onwuka, O.M. Ibearugbulem, A. C. Abamara, U. G. Eziefula, S.U. Onwuka. (2017). Vibration characteristics of a freely vibrating sssc rectangular thin orthotropic plate.  ANNALS of Faculty Engineering Hunedoara – International Journal of Engineering Tome XV  – Fascicule 1 [February]

79)  Onwuka, D.O., Ibearugbulem, O.M., Abamara, A.C., Onwuka, S.U. and Eziefula, U.G. (2016). Application of Taylor’s Series in Ritz Method for Free Vibration Analysis of Simply Supported Rectangular Thin Orthotropic Plate.  Futo Journal Series (FUTOJNLS), Volume-2, Issue-1, pp- 178 – 185

80)  O. M. Ibearugbulem, C. N. Ibearugbulem, K. O. Njoku, Anyaogu L. and E. C. Oba (2017).Use of Variational Calculus to Evolve Third Order Functionals for Continuum Analysis. International Journal of Innovative Research and Development, Vol 6 Issue 4, pp. 52- 59

81)  Ezeh, J. C., Ibearugbulem, O. M., Ettu, L. O., Gwarah, L. S., Onyechere, I. C. (2018). Application of Shear Deformation Theory for Analysis of CCCS and SSFS Rectangular Isotropic Thick Plates. IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE). Volume 15, Issue 5 Ver. II (Sep. – Oct.), PP 33-42

82)  Ibeabuchi, V. T., Ibearugbulem, M. O., Ezeah, C.,  & Ugwu, O. O. (2018). A contribution to the buckling analysis of stiffened rectangular isotropic plates. 1st International Civil Engineering Conference (ICEC 2018), Department of Civil Engineering, Federal University of Technology, Minna, Nigeria

83)  Ibearugbulem, Owus M., L.Anyaogu, Abednego,G. T. George (2018). Effect of Palm Kernel Shell on the Compressive Strength and Saturated Surface Dry Density of Stabilized Soilcrete. Int. Journal of Engineering Research and Application ISSN : 2248-9622, Vol. 8, Issue5 (Part -IV) May 2018, pp 10-19

84)  O. M. Ibearugbulem, H. E. Opara, C. N. Ibearugbulem, U. C. Nwachukwu (2019). Closed form buckling analysis of thin rectangular plates. IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE), Volume 16, Issue 1 Ser. II (Jan. – Feb.), PP 83-90

85)  Ibearugbulem, O. M., Ezeh, J. C. and Nwachukwu, U. C. (2019). Application Of Split – Deflection Method In Buckling Analysis Of CCSS And CCCS Thin Rectangular Isotropic Plates Under Vibration. International Journal of Innovative Research and Advanced Studies (IJIRAS) Volume 6 Issue 2, February, pp. 7-12

86)  Mbahaotu, G. O., Ndububa, E. E., Ibearugbulem, O. M. and Nwosu, O. (2019). Analysis of SSSS and CSCS Rectangular Plates under both Lateral and In- Plane Loads Using Split Deflection Method. Engineering and Technology Journal, Volume 04 Issue 01 January, Page No.-517-522

87)  Mbaezue, N. D., Nwosu, O. and Ibearugbulem, O. M. (2019). Forced Vibration Analysis of Low Suspended Reinforced Concrete Highway Viaducts Pavement using split deflection method. IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE), Volume 16, Issue 1 Ser. V (Jan. – Feb.), PP 51-60

88)  Adah, E. I., Onwuka, D. O. and Ibearugbulem, O. M. (2019). Matlab Based Buckling Analysis of Thin Rectangular Flat Plates. American Journal of Engineering Research (AJER),Volume-8, Issue-4, pp-224-228

89)  E. I. Adah, O. M. Ibearugbulem and D. O. Onwuka (2019). Determination of Resonating Frequency of Thin Rectangular Flat Plates. International Journal of Civil and Structural Engineering Research, Vol. 7, Issue 1, pp: (16-22), Month: April – September, pp. 16-22

90)  C. E. Okere, J. I. Arimanwa, O. M. Ibearugbulem & I. I. Olali (2019). Modeling of the compressive strength of blocks made with periwinkle shells as course aggregate. IMPACT: International Journal of Research in Engineering & Technology, Vol. 7, Issue 5, May, pp. 1-10

91)  Ibearugbulem. Owus M., Ibearugbulem. C. N., Nwachukwu. A. N. (2019). Critical Loads in Reinforced Concrete Beams and Columns from Force Equilibrium Approach. International Journal for Research in Applied Science & Engineering Technology (IJRASET). Volume 7 Issue VII, July, pp. 955-965

92)  O. M. Ibearugbulem, C. K. Amaechi, N. L. Nwakwasi, L. Anyaogu, J. I. Arimanwa, I. C. Onyechere. (2019).  Structural Characteristics of Sawdust – Quarry Dust Composite. SSRG International Journal of Civil Engineering (SSRG-IJCE) – Volume 6 Issue 7–July, pp. 7-12

93)  Ibearugbulem, O. M., Onyechere, I. C., Ezeh, J. C. and Anya, U. C. (2019). Determination of Exact Displacement Functions for Rectangular Thick Plate Analysis. Futo Journal Series (FUTOJNLS) 2019 Volume 5 Issue 1, pp. 101 – 116

94)  Owus Mathias IBEARUGBULM,  Samuel SULE and Hyginus Emeka OPARA (2019) Optimization and Prediction of Compressive Strength of Concrete Using Ibearugbulem’s Approach. ANNALS of Faculty Engineering Hunedoara – International Journal of Engineering. Tome XVII [2019]  |  Fascicule 3

95)  O. M. Ibearugbulem and K. C. Igwilo (2019). Physical and Mechanical Properties of River Stone as Coarse Aggregate for Concrete Production. Nigerian Journal of  Technology (NIJOTECH) Vol. 38, No. 4, October  2019, pp. 856– 862. Print ISSN: 0331-8443, Electronic ISSN: 2467-8821 www.nijotech.com

96)  Owus M. Ibearugbulam, Christopher K. Amaechi, Lewechi Anyaogu Juan Arimanwa and Ingnatius Onyechere (2019). Flexural strength and Deflection of Sawdust – Quarry Dust – Plywood Composite Slab. Elixir Civil Engg. 135 (2019) 53786-53789

97)  Ibearugbulem O.M., Onwuka D.O. and Bertram D.I. (2020). Analysis of Orthotropic Thin Rectangular Plate with all Edges Clamped Supporting Lateral Loads. International Journal of Scientific & Engineering Research Volume 10, Issue 09, September-2019 ISSN 2229-5518.

98)  Sule, S., Benu, M.J. and Ibearugbulem, O.M. (2020). Failure Analysis of a Solid Circular Timber Column Under Axial Compression and Bending. Uniport Journal of  Engineering and Scientific Research (UJESR)  Vol. 4, Issue 1 Page 18 – 24 ISSN: 2616-1192

99)  Ezeh, J.C., Ibearugbulem, O.M., and Ihemegbulem, Ezekiel.O. (2019). Structural Characterisation of Sawdust-Palm Kernel  Shellcrete Composite. Elixir Civil Engg. 129 (2019) 52972-52977

100)                      J. C. Ezeh, I. C. Onyechere, O. M. Ibearugbulem, U. C. Anya and L. Anyaogu(2018). Buckling Analysis of Thick Rectangular Flat SSSS Plates using Polynomial Displacement Functions. International Journal of Scientific & Engineering Research. Volume 9, September 2018. ISSN 2229 – 5518

101)                      O. M. Ibearugbulem, S. I. Ebirim., U.C. Anya and L. O. Ettu (2020). Application of Alternative II Theory to Vibration and Stability Analysis of Thick Rectangular Plates  (Isotropic And Orthotropic). Nigerian Journal of Technology (NIJOTECH) Vol. 39, No. 1, January 2020, pp. 52 – 62. Print ISSN: 0331-8443, Electronic ISSN: 2467-8821

I.                    C. Onyechere, O. M. Ibearugbulem, U. C. Anya, L. Anyaogu, C. T. G. Awodiji (2020). Free-Vibration Study of Thick Rectangular Plates using Polynomial Displacement Functions. Saudi Journal of Engineering and Technology, ISSN 2415-6272 (Print) |ISSN 2415-6264 (Online) ; 5(2): 73-80

102)                      Ibearugbulem O. M., Ezeh J. C., Ibearugbulem C. N., and Onyechere I. C. (2020). Closed Form Stability Analysis of Solid  Non-Prismatic Columns. International Journal of  Innovative Science and Research Technology. Volume 5, Issue 3, pp. 105-113. March – 2020. ISSN No:-2456-2165

103)                      O. M. Ibearugbulem, 2J. C. Ezeh, 3U. C. Anya, 4C. P. Anyadiegwu (2020). Simple and Better Approach to Analysis of Plates with Large Deflection. International Journal of Scientific & Engineering Research Volume 11, Issue 3, pp. 1201-1208, March-2020

104)                      Ibearugbulem, O.M., Ezeh, J.C., Anya, U. C. and Okoroafor, S. U. (2020). Simple Approach to Analysis of Thin Laminated Rectangular Plate with Exact Displacement Functions. International Journal of Scientific & Engineering Research, Volume 11 , Issue 3, pp. 1106-1117, March-2020

105)                      Chioma T.G Awodiji, Davis O. Onwuka, Chinenye E. Okere and Owus M. Ibearugbulem (2018). Anticipating the Compressive Strength of Hydrated Lime Cement Concrete Using Artificial Neural Network Model. Civil Engineering Journal, Vol. 4, No. 12, December, 2018

106)                      Ibearugbulem O. M., Anyaogu L. , Christopher G. O. (2020). Pure Bending Analysis of Thin Rectangular Flat Plate with All Edges Clamped Carrying Uniformly Distributed Load Using Euler-Bernoulli Residual Force Approach. International Journal of Scientific & Engineering Research Volume 11, Issue 9, pp. 202-208  September-2020 ISSN 2229-5518

107)                      Anyaogu L.., Ibearugbulem O. M. , Christopher G. O.and Azie G. O. (2021). Pure Bending Analysis of Thin Rectangular Flat Plate with All Edges Simply Supported Carrying Uniformly Distributed Load Using Euler-Bernoulli Residual Force Approach. American Journal of Sciences and Engineering Research E-ISSN -2348 – 703X, Volume 4, Issue 2, pp. 16-25

108)                      Nwachukwu, A. N., Ibearugbulem, O. M., Njoku, K. O., Amasiatu, O.S., 5Israel, V.F. (2021). Investigation of Pozzolanic Action of Biomass Ash from Clean Sawdust on Sandcrete Block. The International Journal of Engineering and Science (IJES), Volume 10  Issue 2 Series I, Pages PP 24-29, ISSN (e): 2319-1813 ISSN (p): 20-24-1805

109)                      Uzoukwu S.  Owus M. Ibearugbulem,   Okere Chinenye E. Arimanwa Joan I. (2021). Stability Analysis Of rectangular CCSS and CCCS Isotropic Plates using 3rd Order Energy Functional. Global Scientific Journals, ISSN 2320-9186, Volume 9, Issue 1, January 2021, pp. 637-649

110)                      Ibearugbulem, Owus M., Onwuegbuchulem, Uchenna C., Ibearugbulem, C. N.  (2021). Analytical three-dimensional bending analyses of simply supported thick rectangular plate. International Journal of Engineering Advanced Research eISSN: 2710-7167 | Vol. 3, No. 1, 27-45, 2021

111)                      O. M. Ibearugbulem and F. C. Onyeka (2021). Moment and Stress Analysis Solutions of Clamped Rectangular Thick Plate. European Journal of Engineering Research and Science, Vol. 5, No. 4, April 2020, pp. 531-534

112)                      Uzoukwu S.  C., Okere Chinenye E., Owus M. Ibearugbulem1,   Arimanwa Joan I. (2021). Application of energy with odd number functional in buckling of simple-simple-simple-simple and clamped-clamped-clamped-clamped isotropic plates. Global Scientific Journals, ISSN 2320-9186, Volume 9, Issue 1, January 2021, pp. 2221-2241

113)                      J. C. Ezeh, O. M. Ibearugbulem, U. C. Anya, H. O. Ozioko (2020). Analysis of SSSS and CCCC Thick Anisotropic Rectangular Plate Using Exact Displacement Function. J. C. Ezeh, O. M. Ibearugbulem, U. C. Anya, H. O. Ozioko
Saudi Journal of Civil Engineering, ISSN 2523-2657 (Print) |ISSN 2523-2231, 4(9): 150-160

114)                      Ezeh, J.C., Anyaogu, L., Ibearugbulem, O. M., Ettu, L. O, Okoroafor, S. U. (2018). Buckling Analysis of Thin Cylindrical Shell Reinforced with Inclined Stiffeners under Uniform Axial Compression using Direct Variational Principle. International Journal of Scientific & Engineering Research, ISSN 2229-5518, Volume 9, Issue 5

115)                      Anyaogu, L, Ezeh, J.C., Ibearugbulem, O. M., Ettu, L. O, Okoroafor, S. U. (2018). Determination of Effectiveness of Inclined Stiffeners of Thin Cylindrical Shell under Uniform Bending.  International Journal of Scientific & Engineering Research, ISSN 2229-5518, Volume 9, Issue 5

116)                      Okoroafor, S. U., Ibearugbulem, O. M., Ezeh, J. C.., Anya, U. C. (2020). Effect of End Conditions on Free Vibration of Thin Laminated Rectangular Composite Plates with Exact Displacement Functions. International Journal of Scientific & Engineering Research, ISSN 2229-5518, Volume 11, Issue 4

117)                      Owus M. Ibearugbulem, J. C. Ezeh and Johnson Ibezim (2021). Effect Of Packing Density On Compressive Strength Of High Strength Concrete. International Journal of Scientific & Technology Research, ISSN 2277-8616, Volume 10, ISSUE 05

118)                      D.O Onwuka, O.M Ibearugbulem, A.C Abamara, C.F Njoku, S.I Agbo (2016). Free Vibration Analysis of an Alround-Clamped Rectangular Thin Orthotropic Plate Using Taylor-Mclaurin Shape Function. American Journal of Engineering Research, e-ISSN: 2320-0847  p-ISSN : 2320-0936, Volume-5, Issue-5, pp-190-197

119)                      D.O Onwuka, O.M Ibearugbulem, A.C Abamara, C.F Njoku, S.I Agbo (2016). Frequency Analysis of aFree Vibrating SSCC Thin Rectangular Orthotropic Plate Using Improved Rayleigh’s Method. International Journal of Research in Engineering and Science, ISSN (Online): 2320-9364, ISSN (Print): 2320-9356, Volume 4 Issue 11, pp.50-55

120)                      Ibearugbulem O. M., Ezeh J. C., Ozioko H. O., and Anya U. C. (2020). Novel Formulas for Displacements and Stresses of Thick Anisotropic Rectangular Plate. Saudi Journal of Civil Engineering, ISSN 2523-2657 (Print) |ISSN 2523-2231 (Online), 4(9): 137-149

121)                      Uchechi G. Eziefula, D. O. Onwuka, Owus M. Ibearugbulem (2015). Plastic buckling of thin flat rectangular isotropic plates under uniaxial in-plane loads. American Academic & Scholarly Research Journal Vol. 7, No. 5

122)                      Ibearugbulem, O. M., Adah, E. I., Onwuka, D. O.,Okere, C. E. (2020). Simple and Exact Approach to Post Buckling Analysis of Rectangular Plate. Seventh Sense Research Group (SSRG) International Journal of Civil Engineering, ISSN: 2348 – 8352 , Volume 7 Issue 6, pp. 54-64

123)                      L. O. Ettu, O. M. Ibearugbulem, U. C. Anya, K. C. Nwachukwu, and C. T. G. Awodiji (2013). Strength of Blended Cement Soilcrete Containing Afikpo Rice Husk Ash and Saw Dust Ash. International Journal of Engineering Research and Development e-ISSN: 2278-067X, p-ISSN: 2278-800X, Volume 7, Issue 2, pp. 52-57

124)                      Ibearugbulem O. M1, Ezeh J. C2, Inock E. U3, Obiekwe M. O4, Nwadike A. N. (2014). Stress analysis of stick reinforced granite-periwinkle concrete slab under uniformly distributed load. International Journal of Research in Engineering and Technology, eISSN: 2319-1163, pISSN: 2321-7308, pp. 534-541

125)                      Ebirim, Stanley I., Ozuluonye C. G., Anya U. C., Ibearugbulem Owus M. (2021). Study on Vibration and Stability Analysis of Thick Rectangular Plates Section. International Journal of Advances in Scientific Research and Engineering, E-ISSN : 2454-8006, Volume 7, Issue 4, pp. 56-59

126)                      Ignatius Chigozie Onyechere, Owus Matthias Ibearugbulem, Uchechukwu Collins Anya, Kelechi Okechukwu Njoku, Anthony Ugonna Igbojiaku and Ledum Suanu Gwarah (2020). The Use of Polynomial Deflection Function in The Analysis of Thick Plates using Higher Order Shear Deformation Theory. Saudi Journal of Civil Engineering, ISSN 2523-2657 (Print) |ISSN 2523-2231 (Online), 4(4): pp. 38-46

127)                      I.C. Onyechere, U.C. Anya, O. M. Ibearugbulem, A. U. Igbojiaku, E. O. Ihemegbulem, K. C. Igwilo (2021). Use of Higher Order Plate Theory in Dynamic Analysis of SSFS and CSFS Thick Rectangular Plates in Orthogonal Polynomials. Nigerian Journal of Technology, pISSN: 0331-8443, eISSN: 2467-8821, Vol. 40, No. 2, 2021, 2021, pp. 199–209.