PETRONI, Raffaele. Piracy and robbery at sea, a threat to international security?. Panoply Journal, U.S.A, v. 4, p. 7–17, 2023. DOI: 10.71166/39yv5y25. Disponível em: https://www.ciris.info/panoply/index.php/journal/article/view/22. Acesso em: 11 may. 2025.