Cieśla, J., Biskup, M. and Skawiński, M. (2016) “Experimental analysis of stiffness of pre-tensioned concrete bridge beams”, Roads and Bridges – Drogi i Mosty, 8(1), pp. 13–39. Available at: https://rabdim.pl/index.php/rb/article/view/v8n1p13 (Accessed: 3 April 2025).