Hammed, F., M. Usman, S. Onitilo, F. Alade, and K. Omoteso. “FORCED RESPONSE VIBRATION OF SIMPLY SUPPORTED BEAMS WITH AN ELASTIC PASTERNAK FOUNDATION UNDER A DISTRIBUTED MOVING LOAD”. LAUTECH Journal of Engineering and Technology, Vol. 14, no. 2, Aug. 2020, pp. 129-38, https://www.laujet.com/index.php/laujet/article/view/438.