Li, Wang, and Chong Yew Yoong. “Significance of Piano Education for the Elderly in China”. Environment-Behaviour Proceedings Journal 7, no. SI9 (October 10, 2022): 375–378. Accessed July 27, 2024. https://ebpj.e-iph.co.uk/index.php/EBProceedings/article/view/3942.