1. The physiology of soccer: With special reference to intense intermittent exercise.;Bangsbo;Acta Physiol Scand,1994
2. Bangsbo, J, Norregaard, L, and Thorsoe, F. Activity profile of competition soccer.;Can J Sport Sci,1991
3. Bret, C, Rahmani, A, Dufour, AB, Messonnier, L, and Lacour, JR. Leg strength and stiffness as ability factors in 100 m sprint running.;J Sports Med Phys Fitness,2002
4. Chelly, SM and Denis, C. Leg power and hopping stiffness: Relationship with sprint running performance.;Med Sci Sports Exerc,2001
5. Chelly, MS, Fathloun, M, Cherif, N, Ben Amar, M, Tabka, Z, and Van Praagh, E. Effects of a back squat training program on leg power, jump- and sprint performances in junior soccer players.;J Strength Cond Res,2009