Рева, О.М., О.М. Медведенко, and М.Ф. Михайлік. “Flags Disasters in the Etiology of Aviation Accidents”. Proceedings of National Aviation University 36, no. 3 (March 1, 2008): 99–107. Accessed November 22, 2024. https://jrnl.nau.edu.ua/index.php/visnik/article/view/1599.