KHARCHENKO, V.; KUZMENKO, N. UNMANNED AERIAL VEHICLE COLLISION AVOIDANCE USING DIGITAL ELEVATION MODEL. Proceedings of National Aviation University (archive), [S. l.], v. 54, n. 1, p. 21–25, 2013. DOI: 10.18372/2306-1472.54.3858. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/3858. Acesso em: 17 apr. 2026.