Nowak, Andrzej S., and Olga Iatsko. “Load and Resistance Factors for Prestressed Concrete Girder Bridges”. Budownictwo i Architektura 19, no. 3 (September 30, 2020): 101–111. Accessed November 24, 2024. https://ph.pollub.pl/index.php/bia/article/view/2120.