ВОЛГИН, С.; ЛАШХИ, В.; ГРИШИН, Н. The main objective himmotologii. Proceedings of National Aviation University, [S. l.], v. 38, n. 1, p. 104–107, 2009. DOI: 10.18372/2306-1472.38.1672. Disponível em: https://jrnl.nau.edu.ua/index.php/visnik/article/view/1672. Acesso em: 18 may. 2024.