1. Microsurgical control of corneal astigmatism in cataract and keratoplasty;Troutman;Trans Am Acad Ophthalmol Otolaryngol,1973
2. The use and preliminary results of the Troutman surgical keratometer in cataract and corneal surgery;Troutman;Trans Am Acad Ophthalmol Otolaryngol,1977
3. The pathophysiology of corneal astigmatism after cataract extraction;Jaffe;Trans Am Acad Ophthalmol Otolaryngol,1975
4. Postoperative astigmatism and the operating microscope;Robertson;Advances in Ophthalmology,1978
5. Calculation of the changes in corneal astigmatism following cataract extraction;Cravy;Ophthalmic Surg,1979