Mansell, J., Tierney, R. T., Sitler, M. R., Swanik, K. A., & Stearne, D. (2005). Resistance training and head-neck segment dynamic stabilization in male and female collegiate soccer players. Journal of athletic training, 40(4), S. 310-319. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1323293/pdf/i1062-6050-40-4-310.pdf

Mansell, Jamie, Ryan T. Tierney, Michael R. Sitler, Kathleen A. Swanik, and David Stearne. "Resistance Training and Head-neck Segment Dynamic Stabilization in Male and Female Collegiate Soccer Players." Journal of Athletic Training 40, no. 4 (2005): S. 310-319.

Mansell, Jamie, et al. "Resistance Training and Head-neck Segment Dynamic Stabilization in Male and Female Collegiate Soccer Players." Journal of Athletic Training 40.4 (2005): S. 310-319.