Khayankij, S. “Using the Contemplative Teaching Method to Enhance the Awareness of the Aesthetic Experience of Second-Year Students Majoring in Early Childhood”. Kasetsart Journal of Social Sciences, vol. 40, no. 1, Oct. 2017, pp. 142-8, https://so04.tci-thaijo.org/index.php/kjss/article/view/239827.