Dervinis, Benediktas, and Audronis Kazimieras Kvedaras. “Investigation of Rational Depth of Castellated Steel I‐beams”. Journal of Civil Engineering and Management 14, no. 3 (September 30, 2008): 163-168. Accessed December 29, 2024. https://jest.vgtu.lt/index.php/JCEM/article/view/6857.