Umam R. Professionalism of Islamic Religious Education Teachers in the Implementation of Teacher Professional Education (PPG): A Descriptive Qualitative Analysis in the Era of Education 4.0: Profesionalitas Guru PAI dalam Implementasi Pendidikan Profesi Guru (PPG): Analisis Kualitatif Deskriptif di Era Pendidikan 4.0. zafie. 2025;1(1):48-58. Accessed April 19, 2026. https://zawayatulfikr.shibghoh.id/index.php/zafie/article/view/7