Assalihee, M., K. Premprayoon, W. Payayam, and N. Radenahmad. “Conditions and Problems on Implementing Japanese Lesson Study in Islamic Private Schools in Southern Thailand”. Journal of Islamic Studies, Prince of Songkla University, vol. 9, no. 1, June 2018, pp. 49-57, https://so03.tci-thaijo.org/index.php/JOIS/article/view/165904.