CHAMNAN SOK; KOSAL THAY; SOVANTHA ROS; PHYNY SIN; TONGHOR HAB; SAROM MOK. Focused Leadership Influencing the Development, Effectiveness and Sustainability of Professional Learning Communities: Evidence from TVET Institutions in Cambodia. Daengku: Journal of Humanities and Social Sciences Innovation, [S. l.], v. 6, n. 4, 2026. DOI: 10.35877/454RI.daengku5108. Disponível em: https://jurnal.ahmar.id/index.php/daengku/article/view/5108. Acesso em: 19 aug. 2026.