БУЙВОЛ, В. Compression ellipsoidal cavities. Proceedings of National Aviation University, [S. l.], v. 32, n. 2, p. 103–106, 2007. DOI: 10.18372/2306-1472.32.1486. Disponível em: https://jrnl.nau.edu.ua/index.php/visnik/article/view/1486. Acesso em: 6 may. 2024.