1. Power of the prepupillary pseudophakos;Binkhorst, C.D.;Br J Ophthalmol,1972
2. Calculation of the power of an iris clip lens for distant vision;Colenbrander, M.C.;Br J Ophthalmol,1973
3. The selection of intra-ocular lens power by calculation and by reference to the refraction-a clinical study;Hillman, J.S.;Trans Ophthalmol Soc UK,1982
4. Accuracy of ultrasound intra-ocular lens calculation. Arch Ophthalmol 1981; 99: 1819-23. A comparison ofpostoperative refractive results with and without intraocular lenspower calculation;Hoffer, K.J.
5. Posterior chamber intra-ocular lens power calculation in 441 cases;Mabury, W.F.; Kratz, R.P.; Mazzollo, T.R.; Davidson, B.;J Am Intraocul Implant Soc,1979