Effects of weight lifting training combined with plyometric exercises on physical fitness, body composition, and knee extension velocity during kicking in football. - Perez-Gomez,J.; Olmedillas,H.; Delgado-Guerra,S.; Ara,I.; Vicente-Rodriguez,G.; Ortiz,RA.; Chavarren,J.; Calbet,JA. (Appl Physiol Nutr Metab, 2008)