Brzezińska K, Szychowski A. The influence of rotational flexibility of beam-column connection on roof plane rigidity of energy-active cover of frame-purlin hall. Bud-Arch [Internet]. 2013 Jun. 11 [cited 2024 Jul. 22];12(2):197-204. Available from: https://ph.pollub.pl/index.php/bia/article/view/2130