Martín-Moya, R., Jesús Ruiz-Montero, P. ., Rivera García, E. ., & Leeson, G. . (2020). Psychological and Environmental Factors for Older Adults to Exercise: A Systematic Review. Revista De Psicología Del Deporte (Journal of Sport Psychology), 29(2), 93–104. Retrieved from https://rpd-online.com/index.php/rpd/article/view/16