ANALISIS TERHADAP IMPLEMENTASI KEPPRES NO. 63 TAHUN 2004 DI PT FREEPORT INDONESIA. causa [Internet]. 2025 Jul. 5 [cited 2025 Jul. 7];14(12):81-90. Available from: https://ejournal.cahayailmubangsa.institute/index.php/causa/article/view/4107