1. The effect of chronic glaucoma on the central retinal vessels;Verhoeff;Arch Ophthalmol,1913
2. System of Ophthalmology. Volume X Diseases of the Retina,1967
3. Becker-Shaffer's Diagnosis and Therapy of the Glaucomas;Kolker,1976
4. Lectures on Glaucoma;Chandler,1965
5. Central retinal vein thrombosis in angle-closure glaucoma;Posner;Eye Ear Nose Throat Month,1958