1. Toward an adaptive model of the human eye;Blaker;Journal of the Optical Society of America,1980
2. Appendix II. Procedure of the rays in the eye. Imagery—laws of first order;Gullstrand,1909
3. On the form of the iso-indical surfaces of the human crystalline lens;Huggert;Acta Ophthalmologica (Stockholm) (Suppl.),1948
4. Design of singlets with continuously varying index of refraction;Moore;Journal of the Optical Society of America,1971
5. Wide-angle optical model of the eye;Pomerantzeff;American Journal of Optometry and Physiological Optics,1984