OSTROUMOV, I. ELEARNING DEVELOPMENT. Proceedings of National Aviation University (archive), [S. l.], v. 66, n. 1, p. 85–90, 2016. DOI: 10.18372/2306-1472.66.9938. Disponível em: https://jrnl.nau.edu.ua/index.php/visnik/article/view/9938. Acesso em: 11 feb. 2026.