Boonurai, S., Ruangtip, P. and Juntapremjit, S. (2021) “A DEVELOPMENT INDICATORS FOR EDUCATIONAL INEQUALITY IN PRESCHOOL”, Journal of Yanasangvorn Research Institute Mahamakut Buddhist University, 12(2), pp. 81–94. available at: https://so04.tci-thaijo.org/index.php/yri/article/view/256533 (accessed: 14 October 2026).