Szyman, PhD, Robert J., and Bartosz Molik, PhD. “Participation Incentives Among US Adult, US Youth, and Polish Adult Wheelchair Basketball Players”. American Journal of Recreation Therapy 11, no. 3 (July 1, 2012): 17–25. Accessed November 25, 2024. https://wmpllc.org/ojs/index.php/ajrt/article/view/2197.