1. Eine Kontaktbrille;Fick;Arch. Augenh.,1888
2. Erfahrungen über den Ausgleich von Brechungsfehlern des Auges durch Haftgläser;Sattler;Deutsche med. Wchnschr.,1931
3. Relation of factors involved in maintenance of optical properties of the cornea to contact lens wear;Smelser;AMA Arch. Ophth.,1952
4. An explanation of the corneal haze and halos produced by contact lenses;Kinsey;Am. J. Opth.,1952
5. Histological studies on the corneal changes induced by corneal contact lenses;Hirano;Jap. J. Ophth.,1959