Long, Li, and Yap Jin Hin. “A Study on ‘高腔 (Gao Qiang)’ Vocal Technique by Selected Northern Shaanxi Folk Songs”. International Journal of Academic Research in Progressive Education and Development 13, no. 2 (April 16, 2024). Accessed November 25, 2025. https://ijarped.com/index.php/journal/article/view/534.