Rojikin, Umar, Piqi Rizki Padhilah, and Nandang Najmudin. “TINJAUAN YURIDIS TERHADAP IMPLEMENTASI PAJAK PROGRESIF PADA SISTEM PERPAJAKAN DI INDONESIA”. Bureaucracy Journal : Indonesia Journal of Law and Social-Political Governance 5, no. 2 (June 17, 2025): 1285–1296. Accessed February 4, 2026. https://www.bureaucracy.gapenas-publisher.org/index.php/home/article/view/631.