Nam, Truong Thanh, Omid Dadras, Cua Ngoc Le, Doan Hoang Phu, Pham Trung Tin, Tran Dai An, Nguyen Tan Dat, et al. 2023. “Initial Construction of the Exercise Maintenance Motivation Scale: A Mixed-Method Study”. Journal of Human, Earth, and Future 4 (4):453-71. https://doi.org/10.28991/HEF-2023-04-04-06.