1. Astigmatism and myopia in keratoconus;Troutman;Trans Am Ophthalmol Soc,1972
2. Refractive errors following keratoplasty;Jensen;Trans Am Ophthalmol Soc,1974
3. Keratoconus keratoplasty curvatures and contact lens wear;Ruben;Br J Ophthalmol,1979
4. Corneal curvature changes associated with penetrating keratoplasty: A mathematical model;Olson;Ophthalmic Surg,1980
5. Transplant: Graft sizing and astigmatism;Olson;Trans Pacific Coast Oto-Ophthalmol Soc,1981