MARKIEWICZ I. Changes in Strength Properties of Torsion-Loaded Thin-Walled Channel Beam Caused by Constructional Modifications Introduced Based on Statical Analyses. Eng. Trans. [Internet]. 2015 Apr. 9 [cited 2025 Jun. 9];63(2):203–214. Available from: https://et3.ippt.pan.pl/index.php/et/article/view/268