Ualat, A. N. ., Echurre, C. M. S. ., Ortega, E. ., Bergonia, C. R. . and Astrero, M. K. . (2026) “Continuing Professional Development for Filipino Educators: A Systematic Literature Review on PLCs, Reflective Practice, and In-Service Training Models”, Research and Advances in Education, 5(3), pp. 36–54. doi: 10.63593/RAE.2788-7057.2026.09.004.