Steiner, Sanja, Borivoj Galović, and Stanislav Pavlin. “Ekološki Kriteriji Eksploatacije Zrakoplova”. Promet - Traffic&Transportation 8, no. 4-5 (1): 147-151. Accessed November 21, 2024. https://traffic.fpz.hr/index.php/PROMTT/article/view/832.