Thukhokkruat, C., W. Sriyapai, and K. Kulsuwan. “Strategies of Rhyme Usage in the Sacred Discourses in the Northeastern Region”. Chophayom Journal, vol. 30, no. 3, Dec. 2019, pp. 55-64, https://so01.tci-thaijo.org/index.php/ejChophayom/article/view/200408.