Mitrović, Stefan, Goran Mladenović, Rade Hajdin, and Snežana Mašović. “Overview of Heavy-Duty Transport on the Territory of Republic Serbia”. Put i saobraćaj 66, no. 3 (October 4, 2020): 41-48. Accessed October 25, 2020. http://putisaobracaj.rs/index.php/PiS/article/view/158.