Osman Affan, Anwar harun Damanik, Mu’ammar Mu’ammar, Luhut Fedrik Rio, and Dedeh Maryani. 2025. “Collaboration on the Complete Systematic Land Registration Program (PTSL) Between the Central and Regional Governments As a Political Tool”. Jurnal Ilmiah Multidisiplin Indonesia (JIM-ID) 4 (12):2040-53. https://ejournal.seaninstitute.or.id/index.php/esaprom/article/view/7805.