PERIĆ, Teodor; PAP, Janko; SUIĆ, Ivan. Costs of Transport Services and their Significance. Promet - Traffic&Transportation, [S. l.], v. 12, n. 1, p. 43–52, 2012. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/1896. Acesso em: 27 aug. 2025.