The effects of fatigue of the plantar flexors on peak torque and voluntary activation in untrained and resistance-trained men.
Hartman MJ, Ryan ED, Cramer JT, Bemben MG. The effects of fatigue of the plantar flexors on peak torque and voluntary activation in untrained and resistance-trained men. J Strength Cond Res. 2011 Feb; 25(2):527-32.