Nofrianti, Mami. “PERKEMBANGAN HUKUM ISLAM PADA MASA UMAR IBN KHATTAB (634-644 M)”. JURIS (Jurnal Ilmiah Syariah) 17, no. 2 (December 31, 2018): 269–282. Accessed January 20, 2026. https://ejournal.uinmybatusangkar.ac.id/ojs/index.php/Juris/article/view/1173.