Faris, Andhiya Moza, and Nasywa Nur Fathimah. “The Existence of Mercenaries and Private Military Companies in Defending the Country from Colonization”. Publica: Jurnal Pemikiran Administrasi Negara, vol. 15, no. 2, Aug. 2023, pp. 510-7, doi:10.15575/jpan.v15i2.30424.