Junprasert, T., S. Wongsawat, and P. Chusanachote. “Action Research for Development of Enhancing Community Vaccines Model in The Situation of COVID-19 Outbreak”. Journal of Behavioral Science for Development, vol. 14, no. 1, Jan. 2022, pp. 1-18, https://so02.tci-thaijo.org/index.php/JBSD/article/view/252917.