1. Refractive errors following keratoplasty;Jensen;Trans. Am. Ophthalmol. Soc.,1974
2. Refractive variation and donor size in aphakic keratoplasty. A p*rospective randomized study;Olson;Arch. Ophthalmol.,1979
3. Microsurgery of the Anterior Segment of the Eye. Vol. II. The Cornea. Optics and Surgery;Troutman,1977
4. Astigmatic considerations in corneal graft;Troutman;Ophthalmic Surg.,1979
5. Corneal curvature changes associated with penetrating keratoplasty. A mathematical model;Olson;Ophthalmic Surg.,1980