Mansouri Kaleibar, Mozhgan, and Evelin Krmac. “A Novel Data Envelopment Analysis Framework for Performance Evaluation of European Road Transport Systems”. Promet - Traffic&Transportation 36, no. 1 (March 1, 2024): 24–41. Accessed July 12, 2024. https://traffic2.fpz.hr/index.php/PROMTT/article/view/321.