Mercer, J. A., Dufek, J. S., Mangus, B. C., Rubley, M. D., Bhanot, K., & Aldridge, J. M. (2010). A description of shock attenuation for children running. Journal of athletic training, 45(3), S. 259-264. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2865964/pdf/i1062-6050-45-3-259.pdf

Mercer, John A., Janet S. Dufek, Brent C. Mangus, Mack D. Rubley, Kunal Bhanot, and Jennifer M. Aldridge. "A Description of Shock Attenuation for Children Running." Journal of Athletic Training 45, no. 3 (2010): S. 259-264.

Mercer, John A., et al. "A Description of Shock Attenuation for Children Running." Journal of Athletic Training 45.3 (2010): S. 259-264.