Sari, Indra, Wiji Maradianto, Jabarullah Jabarullah, and Siti Inganah. “Analysis of the Management Function of the Education System and Its Problems "Case Study of Teacher Competency Gaps in High Schools"”. Jurnal Ilmiah Wahana Pendidikan 12, no. 5.B (May 27, 2026): 319-329. Accessed June 6, 2026. https://jurnal.peneliti.net/index.php/JIWP/article/view/14171.