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Onwuka, D. O., Ibearugbulem, O. M., Abamara, A. C., Njoku, F. C., and Agbo, S. I. (2016), Free Vibration Analysis of an Al-round-Clamped Rectangular Thin Orthotropic Plate Using Taylor-Maclaurin Shape Function, American Journal of Engineering Research, 5(5), 190 – 197.
Onwuka, D. O., Ibearugbulem, O. M., Abamara, A. C., Njoku, F. C., and Agbo, S. I. (2016), Frequency Analysis of a Free Vibrating SSCC Thin Rectangular Orthotropic Plate Using Improved Rayleigh’s Method, International Journal of Research in Engineering and Sciences (IJRES), 4(11), 50 – 55.
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Ibearugbulem, O. M., Njoku, F. C., Ibearugbulem, O. M., and Anyanwu, T. U. (2017), Geotechnical Engineering, Shepherd Consult, Owerri. ISBN: 9789785471298
Njoku, C. F., (2018), Dynamic Analysis of Rectangular Thin Isotropic Plates Using Beam Analogy Method, Unpublished PhD thesis, Federal University of Technology, Owerri.
Silas, E. O., Onwuka, D. O., and Njoku, F. C. (2022), Factorial Model Prediction for Performance of Portland Cement Blended with Metakaolin and Sawdust Ash for Oil Well Cementing, NIPES Journal of Science and Technology Research, 4(2), 64 – 78.