M. A, Usman, Makinde T. A., and Daniel D. O. “Modal Analysis of Vibration of Euler-Bernoulli Beam Subjected to Concentrated Moving Load”. Iraqi Journal of Science 61, no. 9 (September 29, 2020): 2324–2334. Accessed January 3, 2026. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1774.