Goryachevskiy, Oleg. “OPTIMIZATION OF SIMPLY SUPPORTED CASTELLATED I-BEAMS LOADED BY A UNIFORMLY DISTRIBUTED LOAD”. International Journal for Computational Civil and Structural Engineering 15, no. 4 (December 29, 2019): 58–65. Accessed April 16, 2024. https://ijccse.iasv.ru/index.php/ijccse/article/view/243.