1. Bucy, P. C.:Penfields Cytology and cellular Pathology, vol. 2, p. 707–738. 1932.
2. Dubrauszki: Z. Neurol.126.
3. Herrera-Bollo: Trab. lab. inv. biol. Bd. 27.
4. Kraus: Hypophyse.Henke Lubarschs Handbuch, Bd. 8.
5. Morato: C. r. Soc. Biol. Paris105.