TIEN, V. D.; MACKO, Martin; PROCHÁZKA, Stanislav; BIEN, V. V. Mathematical Model of a Gas-Operated Machine Gun. Advances in Military Technology, [S. l.], v. 17, n. 1, p. 63–77, 2022. DOI: 10.3849/aimt.01449. Disponível em: https://aimt.cz/index.php/aimt/article/view/1449. Acesso em: 19 apr. 2024.