1. Apert, M. E.: De l'acroc�phalosyndactylie. Bull. Soc. med. H�p. Paris 23, 1310 (1906).
2. Blank, C. E.: Apert's syndrome (a type of acrocephalosyndactyly)-observation on a British series of thirty-nine cases. Ann. Hum. Genet. (Lond.) 24, 151 (1960).
3. Carpenter, G.: zit. n. F. A. Park.
4. Chotzen, F.: Eine eigenartige famili�re Entwicklungsst�rung. (Akrocephalosyndaktylie, Dysostosis craniofacialis und Hypertelorismus.) Mschr. Kinderheilk. 55, 97 (1932).
5. Cummins, H., and Ch. Midlo: Finger prints, palms and soles. New York: Dover Publ., Inc. 1961.