Mosakul C, Ariratana W, Wachrakul C. Innovative Competency Development of Vocational Teachers Through Professional Learning Community: A Participatory Action Research. JoE [Internet]. 2025Jan.22 [cited 2026Jun.11];4(1):1839 -. Available from: http://www.ecohumanism.co.uk/joe/ecohumanism/article/view/5999