Codina, Nuria, José Vicente Pestana, and Robert A Stebbins. “Fitness Training As a Body-Centered Hobby: The Serious Leisure Perspective for Explaining Exercise Practice”. Revista de Psicología del Deporte (Journal of Sport Psychology) 29, no. 2 (September 30, 2020): 73–81. Accessed December 19, 2024. https://rpd-online.com/index.php/rpd/article/view/11.