CAUIA ALEXANDR; ZACON CORINA. Private Military and Security Companies in the United States - Evolution, Legal Regulation and Perspectives. Global Journal of Human-Social Science, [S. l.], v. 21, n. A15, p. 1–7, 2021. Disponível em: https://socialscienceresearch.org/index.php/GJHSS/article/view/3921. Acesso em: 15 jan. 2025.