Khairoo, N., and B. Binson. “Vocal Techniques for Fighting Scenes from Raja-Dhiraja Ethnic Drama Performance (Saming Phra Ram Asa Episode) by Department of Fine Arts”. Journal of Fine and Applied Arts Khon Kaen University, vol. 15, no. 2, Dec. 2023, pp. 249-68, https://so02.tci-thaijo.org/index.php/fakku/article/view/257885.