RAY, A. Internal ballistics of guns and rockets. Defence Science Journal, [S. l.], v. 14, n. 3, p. 181–186, 2014. DOI: 10.14429/dsj.14.7148. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7148. Acesso em: 16 jun. 2025.