1. Strength training by children and adolescents;American Academy of Pediatrics;Pediatrics,2001
2. ACSM's Guidelines for Exercise Testing and Prescription;American College of Sports Medicine,2000
3. Youth resistance training: position statement paper and literature review;Faigenbaum;Strength Conditioning,1996
4. Age- and sex-associated variation in strength during childhood: anthropometric, morphologic, neurological, biomechanical, endocrinologic, genetic and physical activity correlates;Blimkie,1989
5. Strength training in children;Sale,1989