“KONTROVERSI KEBIJAKAN FISKAL NON-ZAKAT KHALIFAH UMAR BIN KHATTAB”. Syarie: Jurnal Pemikiran Ekonomi Islam 6, no. 1 (February 28, 2023): 59–69. Accessed March 15, 2026. https://journal.ibi.ac.id/Syarie/article/view/411.