Analisis Manajemen Kas Negara Masa Khulafaur Rasyidin dan Sentralisasi Birokrasi Keuangan Masa Dinasti Abbasiyah: Analysis of State Cash Management in the Era of Guided Caliphate and the Centralization of Financial Bureaucracy in the Abbasid Dynasty. JEIZA. 2026;2(2):54-68. doi:10.67153/jeiza.2026.v2i2.90