Waśniewski, Tomasz, and Ewelina Kołodziejczyk. “Ductility and Internal Forces Redistribution in Lightweight Aggregate Concrete Beams”. Budownictwo i Architektura / Civil and Architectural Engineering 19, no. 4 (November 2, 2020): 089–099. Accessed March 12, 2026. https://ph.pollub.pl/index.php/bia/article/view/2124.