Alina, Jiri, Richard McGrath, Ivana Faltová Leitmanová, and Filip Petrách. “Using Constraints in Freight Volume to Identify Regional Needs for Roadway Infrastructure”. Promet - Traffic&Transportation 32, no. 2 (March 26, 2020): 237–246. Accessed August 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2854.