Pengzhen, Ni Pengzhen, and Metee Punvaratorn. “The Study of the Opera Baritone’s Singing Skills in the Where is the Wind Blowing Song”. Asia Pacific Journal of Religions and Cultures 8, no. 1 (June 29, 2024): 296–313. accessed December 7, 2025. https://so06.tci-thaijo.org/index.php/ajrc/article/view/271848.