1. The Norman McAlister Gregg Lecture—The remarkable polymorphism of tumours of the ciliary epithelium;Zimmerman;Trans. Aust. Coll. Ophthalmol.,1970
2. Zimmerman, L.E., and Sobin, L.H.: Histological Typing of Tumours of the Eye and its Adnexa, International Histological Classification of Tumours. No. 20. Geneva, World Health Organization. In press.
3. A rare tumor arising from the pars ciliaris retinae (terato-neuroma), of a nature hitherto unrecognized, and its relation to the socalled glioma retinae;Verhoeff;Trans. Am. Ophthalmol. Soc.,1904
4. Verhoeff's “teratoneuroma.” A critical reappraisal in light of new observations and current concepts of embryonic tumors;Zimmerman;The Fourth Frederick H. Verhoeff Lecture. Trans. Am. Ophthalmol. Soc.,1971
5. Wucherungen and Geschwulste des Ziliarepithels. Albrecht von Graefe's Arch;Fuchs;Ophthalmol.,1908