ŠTEFANČIĆ, Gordana; NOGIĆ, Ninoslav; BAGO, Drago. Models in Planning Urban Public Passenger Transport. Promet - Traffic&Transportation, [S. l.], v. 19, n. 4, p. 259–262, 2007. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/2233. Acesso em: 27 aug. 2025.