Cao, J. K. “Digital Technology Empowers Innovation in Vocal Teaching Research on Performance Skill Evaluation and Personalized Teaching Path Optimization Based on Multimodal Data”. Advanced Electromagnetics 15, no. 3 (August 13, 2026): 7476–7484. Accessed August 18, 2026. https://www.aemjournal.org/index.php/AEM/article/view/3846.