Alamshah, A., S. Syukur, and Rahmawati. “Umar Bin Khattab’s Governance: A Paradigm of Intellectual Renewal”.
Rihlah: Jurnal Sejarah Dan Kebudayaan
, Vol. 10, no. 01, June 2022, pp. 1-13, doi:10.24252/rihlah.v10i01.42319.