KULA, Krzysztof, Tomasz SOCHA, and Arkadiusz DENISIEWICZ. “Weakened Zones in Wood – Based Composite Beams and Their Strengthening by CFRP: Experimental, Theoretical, and Numerical Analysis”. Engineering Transactions 67, no. 4 (July 12, 2019): 461–474. Accessed June 11, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/874.