Grigusevičius, Andrius, and Gediminas Blaževičius. “Numerical Investigation of the Elastic-Plastic Linear Hardening Stress-Strain State of the Frame Element Cross-Section”. Engineering Structures and Technologies 8, no. 3 (September 21, 2016): 94-100. Accessed October 25, 2021. https://journals.vgtu.lt/index.php/EST/article/view/2495.