SUBOTIĆ, Marko; KECMAN, Luka. ZELENE ALTERNATIVE ZA DRUMSKI I ŽELEZNIČKI TRANSPORT. Železnice, [S. l.], v. 2021, n. 6, p. 40–45, 2021. Disponível em: https://casopis-zeleznice.rs/index.php/zeleznice/article/view/89. Acesso em: 11 апр. 2025.