McGovern, N. “The Trīyampawāi-Trīppawāi of Thailand and the Tamil Traditions of Mārkaḻi”. The Journal of the Siam Society, vol. 108, no. 2, Dec. 2020, pp. 123-48, https://so06.tci-thaijo.org/index.php/pub_jss/article/view/246584.