Blackburn, J. T., Padua, D. A., & Guskiewicz, K. M. (2008). Muscle stiffness and spinal stretch reflex sensitivity in the triceps surae. Journal of athletic training, 43(1), S. 29-36. doi:10.4085/1062-6050-43.1.29

Blackburn, J. Troy, Darin A. Padua, and Kevin M. Guskiewicz. "Muscle Stiffness and Spinal Stretch Reflex Sensitivity in the Triceps Surae." Journal of Athletic Training 43, no. 1 (2008): S. 29-36.

Blackburn, J. Troy, Darin A. Padua, and Kevin M. Guskiewicz. "Muscle Stiffness and Spinal Stretch Reflex Sensitivity in the Triceps Surae." Journal of Athletic Training 43.1 (2008): S. 29-36.