A. Altadill

Effect of Loading on Unintentional Lifting Velocity Declines During Single Sets of Repetitions to Failure During Upper and Lower Extremity Muscle Actions

K. Häkkinen, W. Kraemer, M. Izquierdo, 2005, International journal of sports medicine.

Differential effects of strength training leading to failure versus not to failure on hormonal responses, strength, and muscle power gains.

Juan José González-Badillo, William J Kraemer, Mikel Izquierdo, 2006, Journal of applied physiology.