Dahliana, Difi, Muhammad Akbar, Surya Agusriadi, and Wira Dastia. “KONTROVERSI KEBIJAKAN FISKAL NON-ZAKAT KHALIFAH UMAR BIN KHATTAB”. Syarie: Jurnal Pemikiran Ekonomi Islam 6, no. 1 (February 28, 2023): 59-69. Accessed February 12, 2026. https://ejournal.ibi.ac.id/Syarie/article/view/411.