ВОЛГИН, С.; ЛАШХИ, В.; ГРИШИН, Н. The main objective himmotologii. Proceedings of National Aviation University (archive), [S. l.], v. 38, n. 1, p. 104–107, 2009. DOI: 10.18372/2306-1472.38.1672. Disponível em: http://jrnl.kai.edu.ua/index.php/visnik/article/view/1672. Acesso em: 17 apr. 2026.