Kalantari, Mehdi. “Cold Recycling With Foamed Bitumen, Gained Knowledge from a Test Track in Germany”. Roads and Bridges – Drogi i Mosty 22, no. 4 (December 30, 2023): 463–480. Accessed May 2, 2025. https://www.rabdim.pl/index.php/rb/article/view/v22n4p463.