“The Role of the Police Intelligence Unit in the Investigation of Murder Crimes (Case Study at the Natuna Police Resort)”. Jurnal Hukum Khaira Ummah 20, no. 2 (June 11, 2025): 690–708. Accessed October 27, 2026. https://jurnal.unissula.ac.id/index.php/jhku/article/view/46117.