1. Keratoplasty for keratoconus: a report of 50 operated eyes;Anseth;Acta Ophthalmol,1967
2. Comparison of suturing techniques in keratoplasty for keratoplasty for keratonconus;Boruchoff;Ann Ophthalmol,1975
3. An analysis of corneal transplantation: II-postoperative astigmatism;Cherry;Ann Ophthalmol,1979
4. Refractive errors following keratoplasty;Jensen;Trans Am Ophthalmol Soc,1974
5. Astigmatism and myopia in keratonconus;Troutman;Trans Am Ophthalmol,1972