Kasim, Nor Fadila, Sarah Aldred, and Jet Veldhuijzen Van Zanten. “Tai Chi and Zumba Gold®: An Alternative to Motivate Elderly in Doing Physical Activity”. Jurnal Sains Sukan & Pendidikan Jasmani 9, no. 1 (June 30, 2020): 62–69. Accessed April 18, 2024. https://ejournal.upsi.edu.my/index.php/JSSPJ/article/view/3185.