1. Practical Observations on Conical Cornea: and on the Short Sight, and Other Defects of Vision Connected with it;Nottingham,1854
2. Le kératocone fruste au Javal;Amsler;Ophthalmologica,1938
3. Keratocone Classique et keratocone fruste; arguments unitaires;Amsler;Ophthalmologica,1946
4. Keratoconus and related noninflammatory corneal thinning disorders;Krachmer;Surv Ophthalmol,1984
5. A 48-year clinical and epidemiologic study of keratoconus;Kennedy;Am J Ophthalmol,1986