Radziszewski, Piotr, Maria Kalabińska, and Jerzy Piłat. “Estimation of Road Bitumen Cohesion on the Basis of Ductility Test in Temperature Function”. Roads and Bridges – Drogi i Mosty 1, no. 1 (December 7, 2014): 101–113. Accessed June 5, 2025. https://rabdim.pl/index.php/rb/article/view/v1n1p101.