PATNAIK, B. American method and comparison of the different methods of internal ballistics. Defence Science Journal, [S. l.], v. 2, n. 1, p. 1–7, 2013. DOI: 10.14429/dsj.2.3317. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/3317. Acesso em: 17 jun. 2025.