ПЕЧЕНА, Л. FORMATION OF ENGLISH PROFICIENCY AS А SAFETY FACTOR. Proceedings of National Aviation University (archive), [S. l.], v. 47, n. 2, p. 193–198, 2012. DOI: 10.18372/2306-1472.47.37. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/37. Acesso em: 25 apr. 2026.