Machelski, Czesław, and Robert Toczkiewicz. “Rheological Effects in Composite Beams With Sandwich Deck Slab”. Roads and Bridges – Drogi i Mosty 6, no. 1 (April 1, 2007): 19–39. Accessed April 17, 2025. https://rabdim.pl/index.php/rb/article/view/v6n1p19.