BUSICO, Arvin. Instructional Competence and Supervisory Skills of Public Elementary School Heads in Relation to Teachers Performance. International Multidisciplinary Journal of Research for Innovation, Sustainability, and Excellence (IMJRISE), [S. l.], v. 1, n. 6, p. 167–182, 2024. Disponível em: https://risejournals.org/index.php/imjrise/article/view/464. Acesso em: 18 jul. 2026.