Yishuang, Zhou, Warudh Samansap, Bhannavichaya Vadhanasiriphongs, และ Kuakul Deachmee. 2024. “Constructing the Violin Level 4 Workbook for Violin Students at Yiyuan Music Center, Henan Province, China”. Journal of Roi Kaensarn Academi 9 (6):887-94. https://so02.tci-thaijo.org/index.php/JRKSA/article/view/271626.