Pełczyńska, K. et al. 2023. Perpetual pavement utilizing crumb rubber modified bitumen: A case study of the trial section on the S-19 expressway. Roads and Bridges - Drogi i Mosty. 22, 4 (Dec. 2023), 549–558. DOI:https://doi.org/10.7409/RABDIM.023.035.