Zelenika, Ratko, Tomaž Lotrič, and Ervin Bužan. “Multimodal Transport Operator Liability Insurance Model”. Promet - Traffic&Transportation 23, no. 1 (January 26, 2012): 25-38. Accessed April 20, 2024. http://traffic.fpz.hr/index.php/PROMTT/article/view/146.