Nababan, B. et al. 2025. Developing a Participatory, Integrative, and Collaborative Competency-Based Training Model (PIKOLAK) through Blended Learning to Enhance the Teachers’ Professional Competence. SALTeL Journal (Southeast Asia Language Teaching and Learning). 8, 1 (Jul. 2025), 12–18. DOI:https://doi.org/10.35307/saltel.v8i1.128.