1. Variations in the pattern of pubertal changes in girls;Marshall;Arch Dis Child,1969
2. Variations in the pattern of pubertal changes in boys;Marshall;Arch Dis Child,1970
3. Auxologie, méthodes et séquences;Sempé,1979
4. Radiographic atlas of skeletal development of the hand and the wrist;Greulich,1959
5. Tables for predicting adult height from skeletal age: revised for use of Geulich-Pyle hand standards;Bayley;J Pediatr,1952