Pimpan, P. K., and V. Koomkrong. “A Study of Insight Meditation Practice in Ariyavamsa Sutta”. Journal of Multidisciplinary in Humanities and Social Sciences, vol. 5, no. 2, May 2022, pp. 727-38, https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/258009.