Sayyad, Atteshamuddin Shamshuddin, and Yuwaraj M. Ghugal. “Single Variable Refined Beam Theories for the Bending, Buckling and Free Vibration of Homogenous Beams”. Applied and Computational Mechanics, vol. 10, no. 2, Dec. 2016, https://acm.kme.zcu.cz//article/view/304.