Wahyuni F. ANALISIS PERBANDINGAN SISTEM PAJAK PROGRESIF DAN PAJAK PROPORSIONAL: IMPLIKASI TERHADAP KEADILAN SOSIAL. japp [Internet]. 2024Feb.13 [cited 2026May26];7(1):1-10. Available from: https://www.ejournal.goacademica.com/index.php/japp/article/view/899