1. Primary nasal meningioma;Bagchi;Journal of the Indian Medical Association,1969
2. Meningioma of the maxillary sinus;Hill;Archives of Otolaryngology,1962
3. International Histological Classification of Tumours. WHO, Geneva.
4. Histological sub-types and prognosis problems in meningiomas;Jellinger;Journal of Neurology,1971
5. Meningiomas, biology, pathology and differential diagnosis;Kepes;Annals of Otology, Rhinology, Laryngology,1982