HR, Ridwan. “Sketsa Normatif Dan Empirik Persoalan Negara Dan Pemerintahan Di Kalangan Umat Islam”. Jurnal Hukum IUS QUIA IUSTUM 10, no. 24 (September 1, 2006): 83–98. Accessed April 29, 2025. https://journal.uii.ac.id/IUSTUM/article/view/4764.