ZDANOWICZ, Łukasz, and Arkadiusz KWIECIEŃ. “Influence of Polymer Flexible Joint on Concrete Beams in Three-Point Bending Test”. Engineering Transactions 63, no. 4 (September 30, 2015): 397–406. Accessed June 12, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/61.