1. The development of the back surface design of rigid lenses;Atkinson;Contax,1987
2. The fallacy of ophthalmometry;Bier;Br. J. physiol. Opt,1964
3. Calculating tear volume;Campbell;J. Brit Contact Lens Assoc.,1987
4. Large corneal lenses with constant axial edge lift;Rabbetts;The Ophthalmic Optician,1976
5. Corneal lenses with constant axial edge lift;Stone;The Ophthalmic Optician,1975