1. Skeletal age assessment utilizing cervical vertebrae (Thesis);Lamparski,1972
2. Radiographie evaluation of skeletal maturation. A clinically oriented method based on Hand-Wrist films;Fishman;Angle Orthod,1982
3. The development of permanent teeth;Nolla;J.Dent.Child,1960
4. The correlation of facial, growth with body Height and skeletal maturation at adolescence;Hunter;Angle Orthod,1966
5. The development ot the human dentition;Schour;JADA,1941