Nasution, Satri Dwi Kurnia, R Madhakomala, Rugaiyah Rugaiyah, and Asuncion Dany. “Professional Development Effective From a Teacher Performance Perspective (Study of Literature in Various Countries)”. al-fikrah: Jurnal Manajemen Pendidikan 12, no. 1 (June 28, 2024): 64–76. Accessed January 20, 2026. https://ejournal.uinmybatusangkar.ac.id/ojs/index.php/alfikrah/article/view/8737.