Vilke, Siniša, Davor Mance, Borna Debelić, and Marinko Maslarić. “Correlation Between Freight Transport Industry and Economic Growth – Panel Analysis of CEE Countries”. Promet - Traffic&Transportation 33, no. 4 (August 5, 2021): 517–526. Accessed August 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2950.