1. Abernethy: cit. in Bardeleben
2. Lehrbuch der Chirurgie u. Operationslehre;Bardeleben,1860
3. Carotid artery surgery in the treatment of tumours of the neck;Conley;Arch. Otolaryng.,1957
4. Concepts in the head and neck surgery;Conley,1970
5. Hirnchirurgie;Dandy,1938