RIYANY, Evy; HARAPAN, Edi; TAHRUN, Tahrun. School Principal’s Strategy in Developing Teacher’s Professional Competencies to Improve Educational Quality. Journal of Social Work and Science Education, [S. l.], v. 1, n. 3, p. 214–220, 2021. DOI: 10.52690/jswse.v1i3.108. Disponível em: https://www.ejournal.sembilanpemuda.id/index.php/jswse/article/view/108. Acesso em: 26 jul. 2026.