References
- Dyke, C. and Childe, A. E. (1950) Roentgen-ray diagnosis of diseases of the skull and intracranial content. Diagnostic radiology, p. 30. Williams & Wilkins, Baltimore
- Etter, L. D. (1955) Atlas of roentgen anatomy of the skull, Charles C. Thomas, Springfield, Ill.
- Lindgren, E. (1954) Rontgenologie. Handbuch der Neurochirurgie, Springer Verlag, Berlin-Heidelberg
- Spalteholz, W. (1914) Handatlas der Anatomie des Menschen, Hirzel, Leipzig
- Stibbe, E. P. (1929) Skull showing exaggerated grooving of temporal region. J. Anat., 63, p. 278.