1. Blessig, R.: De retinae textura disquisitiones microscopicae. Theses, Tartu, Russia, 1855 (cited by O'Malley and Allen, vide infra).
2. Bietrage zue Normalen und Pathologischen des Auges;Iwanoff;von Graefe Arch. Ophth.,1865
3. Diseases of the retina;Duke-Elder,1967
4. Peripheral cystoid degeneration of the retina;O'Malley;Arch. Ophth.,1967
5. Electron microscopic observations on cystoid degeneration in the peripheral retina;Inomata;Japanese J. Ophth.,1966