“KAJIAN HUKUM MENGENAI DUGAAN PRAKTIK MONOPOLI OLEH PT PERTAMINA PATRA NIAGA BERDASARKAN UU NO. 5 TAHUN 1999”, Causa, vol. 16, no. 2, pp. 1221–1230, Dec. 2025, Accessed: Oct. 03, 2026. [Online]. Available: https://cibjournal.com/index.php/causa/article/view/3518