HARIANTO, M.; ANSHORI, I. The Principal’s Strategy in Improving the Quality of Teacher Competence at Senior High School: Strategi Kepala Sekolah Dalam Meningkatkan Kualitas Kompetensi Guru di SMA. Academia Open, [S. l.], v. 6, p. 10.21070/acopen.6.2022.2287, 2022. DOI: 10.21070/acopen.6.2022.2287. Disponível em: https://acopen.umsida.ac.id/index.php/acopen/article/view/2287. Acesso em: 7 sep. 2025.