FELISCUZO, Clarissa; ANTIQUINA, Anrey. Professional Development Needs, Participation Barriers, And Self-Perceived Instructional Competence of Teachers in Pamaypayan Integrated School, Bislig City Division: A Descriptive-Survey Approach as Basis for a School-Based In-Service Training Plan. International Journal of Education, Research, and Innovation Perspectives, Philippines, v. 2, n. 9, p. 779–792, 2026. DOI: 10.5281/zenodo.22690036. Disponível em: https://ijerip.erio.org.ph/index.php/articles/article/view/1687. Acesso em: 21 sep. 2026.