Tapps, PhD, CPRP, T., A. A. Walter, MS, CTRS, and M. Tapps, MS, CTRS. “Cardio-Kickboxing and Dynamic Balance in Adults With Developmental Disabilities”. American Journal of Recreation Therapy, vol. 16, no. 1, Apr. 2017, pp. 33-38, doi:10.5055/ajrt.2017.0125.