Hou, Naijia, and Nutthan Inkhong. “The Singing and Dissemination of Shandong Folk Songs”. Nimitmai Review Journal 8, no. 1 (April 30, 2025): 188–201. accessed September 27, 2026. https://so04.tci-thaijo.org/index.php/nmrj/article/view/275458.