1. Becker, W., H.H. Naumann, C.R. Pfaltz (1989) Hals-Nasen-Ohrenheilkunde. Stuttgart, Thieme.
2. Gray, H. (2005) Gray?s Anatomy. The Anatomical Basis of Clinical Practice, ed 39. Edinburgh, Churchill Livingstone, Elsevier.
3. Hafferl, A. (1957) Lehrbuch der topographischen Anatomie. Berlin, Springer.