Jelaska, Miroslav, Borut Kranjc, and Jože Vozel. “Uloga Unutarnje I Vanjske Informatizacije Organizacija U Transportu”. Promet - Traffic&Transportation 4, no. 1 (1): 15-19. Accessed May 3, 2024. http://traffic.fpz.hr/index.php/PROMTT/article/view/480.