Sudrajat, Rendi, Ridlwan Muttaqin, and Gurawan Dayona Ismail. “Peran Supervisi, Etika Kerja, Dan Pelatihan Terhadap Kepatuhan Kerja Satuan Pengamanan PT Putra Mandiri Purabaya”. RIGGS: Journal of Artificial Intelligence and Digital Business 4, no. 4 (January 17, 2026): 11775–11784. Accessed January 31, 2026. https://journal.ilmudata.co.id/index.php/RIGGS/article/view/5700.