Čokorilo, Olja, Slobodan Gvozdenović, Ljubiša Vasov, and Petar Mirosavljević. “Costs of Unsafety in Aviation ”. Technological and Economic Development of Economy 16, no. 2 (June 30, 2010): 188-201. Accessed July 2, 2024. https://aviation.vgtu.lt/index.php/TEDE/article/view/5856.