VARMA, R. S. A brief report of the discussion on the study of ballistics in the universities. Defence Science Journal, [S. l.], v. 2, n. 4, p. 200, 2013. DOI: 10.14429/dsj.2.3441. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/3441. Acesso em: 2 jul. 2025.