Bell, K., T. G. Johnson, J. M. Shimon, and J. Bale. “The Effects of Game Size on the Physical Activity Levels and Ball Touches of Elementary School Children in Physical Education”. Journal of Kinesiology & Wellness, vol. 2, no. 1, Nov. 2013, pp. 28-37, doi:10.56980/jkw.v2i1.29.