Fomin, Oleksiy, and Alyona Lovska. “Analysis of the Strength of the Frame of a Two-Section Hopper Car With a Closed Center Beam Design”. Mechanics and Advanced Technologies 6, no. 1 (May 31, 2022): 101–106. Accessed December 21, 2024. https://journal.mmi.kpi.ua/article/view/254127.