1. The mode of progressive disc cupping in ocular hypertension and glaucoma;Pederson;Arch. Ophthalmol.,1980
2. The use of photogrammetry in evaluation the cup of the optic nervehead for a study in chronic simple glaucoma;Saheb;Can. J. Ophthalmol.,1972
3. Photogrammetric categorical analysis of the optic nerve head;Portney;Trans. Am. Acad. Ophthalmol. Otolaryngol.,1974
4. Photogrammetric analysis of volume asymmetry of the optic nerve head cup in normal, hypertensive, and glaucomatous eyes;Portney;Am. J. Ophthalmol.,1975
5. Photogrammetry of the optic disc in glaucoma and ocular hypertension with simultaneous stereo photography;Johnson;Invest. Ophthalmol. Vis. Sci.,1979