Prasetyo , Bayu, Ikhwanul Muslim, and Rio Arif Pratama. “Certificates of Ownership Without Warkah in Indonesia: Sertifikat Hak Milik Tanpa Warkah Di Indonesia”. Indonesian Journal of Law and Economics Review 3 (May 7, 2019): 10.21070/ijler.2019.V3.40. Accessed December 6, 2025. https://ijler.umsida.ac.id/index.php/ijler/article/view/40.