O. H. Mohammed, F. S. Fadhel, and M. A. Saeed, “Numerical Solution of a Uniform Beam Problem Using g-spline-Based Differential Quadrature Method”, Al-Nahrain J. Sci., vol. 16, no. 2, pp. 193–201, Jun. 2013, Accessed: May 22, 2026. [Online]. Available: https://mail.anjs.edu.iq/index.php/anjs/article/view/690