1.
Influence of full range of motion vs. equalized partial range of motion training on muscle architecture and mechanical properties
by Valamatos, Maria João
European journal of applied physiology, 2018, Vol.118 (9), p.1969-1983

2.
EMG activation of abdominal muscles in the crunch exercise performed with different external loads
by Moraes, Antonio C
Physical therapy in sport, 2009, Vol.10 (2), p.57-62
