KHARCHENKO, V. P.; OSTROUMOV, I. V. MULTIPLE-CHOICE CLASSIFICATION IN AIR NAVIGATION SYSTEM. Proceedings of National Aviation University (archive), [S. l.], v. 35, n. 2, p. 5–9, 2008. DOI: 10.18372/2306-1472.35.1558. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/1558. Acesso em: 17 apr. 2026.