Roychowdhury, Dev. “A Comprehensive Measure of Participation Motivation: Examining and Validating the Physical Activity and Leisure Motivation Scale (PALMS)”. Journal of Human Sport and Exercise 13, no. 1 (March 20, 2018): 231–247. Accessed July 21, 2024. https://www.jhse.ua.es/article/view/2018-v13-n1-participation-motivation-physical-activity-leisure-m.