Fajar Hadiansyah, Chairil. 2023. “THE ROLE OF EDUCATIONAL SUPERVISION IN IMPROVING TEACHER COMPETENCY AND LEARNING QUALITY AT PALUMBONSARI STATE PRIMARY SCHOOL 1”. ASCENT: Al-Bahjah Journal of Islamic Education Management 2 (1):59-65. http://jurnal.staialbahjah.ac.id/index.php/ascent/article/view/510.