1. MOSS, M. L The pathogenesis of premature cranial synostosis in man. Acta. Anat. 37: 351-370, 1959.
2. RICKETTS, H. T. Facial and denture changes during orthodontic treatment as analysed from the temporo-mandibular joint. Amer. J. Orthodont. 41: 163-179, 1955.
3. KEITH, H. A., and CAMPION, G. A contribution to the mechanism of growth of human face. Dent. Record. 42: 61-88, 1922.
4. DE COSTER, L. Une nouvelle ligne de reference pour l’analyse des tele-radiographies sagittales en orthodontie. Revue de Stomatologie, 11: 937-953, 1951.
5. BJORK, A. Cranial Base Development. Amer. J. Orthodont. 41: 198-225, 1955.