DACAHSIRIPONG, A. A prototype of chemical substances to clean gunpowder and copper fouling in gun barrels. Defence Technology Academic Journal, Bangkok, Thailand, v. 5, n. 11, p. 96–107, 2023. Disponível em: https://sc01.tci-thaijo.org/index.php/dtaj/article/view/240342. Acesso em: 4 may. 2024.