Kaliuzhnyi, Volodymyr, Stanislav Sytnyk, and Volodymyr Levchenko. “Comparative Analysis of Hot Reverse Extrusion of Hollow Products from Round and Square Blanks”. Mechanics and Advanced Technologies 7, no. 2 (98) (October 16, 2023): 236–242. Accessed February 22, 2024. https://journal.mmi.kpi.ua/article/view/288484.