มณีรัตน์ ณ., and ทัดแก้ว ช. “Buddha and Sunya Symbolic Figures in Trinisinghe”. Journal of Buddhist Studies Chulalongkorn University, vol. 25, no. 3, Dec. 2018, pp. 8-26, https://so02.tci-thaijo.org/index.php/jbscu/article/view/160976.