H. Z. Zainy, L. S.Al-Ansari, A. M.Al-Hajjar, and M. M.S.Shareef, “Analytical and numerical approaches for calculating the static deflection of functionally graded beam under mechanical load”, IJET, vol. 7, no. 4, pp. 3889–3896, Dec. 2018, doi: 10.14419/ijet.v7i4.20515.