1. Pitfalls in the determination of intraocular lens power without ultrasound;Binkhorst;Ophthalmic Surg,1976
2. Calculation of the power of an iris-clip lens for distant vision;Colenbrander;Br j Ophthalmol,1973
3. Calculation of the optical power of intraocular lenses;Fyodorov;Invest Ophthalmol,1975
4. The emmetropic and the iseikonic implant lens: computer calculation of the refractive power and its accuracy;Thijssen;Ophthalmologica,1975
5. The optical design of intraocular lens implants;Binkhorst;Ophthalmic Surg,1975