SILIC, D.; JAKSIC, V. Analysis of a closed toll system on croatian motorways in relation to open toll systems. Global journal of Business and Integral Security, [S. l.], v. 1, n. 1, 2017. Disponível em: https://www.gbis.ch/index.php/gbis/article/view/7. Acesso em: 25 jun. 2025.