Imamović, Mirsad, and Sinan Alispahić. “11th International Conference ’Traffic and Environmental Problems of Countries in Transition in Terms of Integration in the European Union’”. Promet - Traffic&Transportation 27, no. 4 (August 31, 2015): 362–363. Accessed August 26, 2025. https://traffic2.fpz.hr/index.php/PROMTT/article/view/2547.