STEINER, Sanja; GALOVIĆ, Borivoj; RADAČIĆ, Željko. Concept of Air Traffic Safety Program in Croalia. Promet - Traffic&Transportation, [S. l.], v. 10, n. 5-6, p. 251–256, 2012. Disponível em: https://traffic2.fpz.hr/index.php/PROMTT/article/view/1879. Acesso em: 27 aug. 2025.