1. CLMA Standards Committee “(Tentative) Standard Methods of Determining Wetting Angle”, Contact Lens Manufacturing Association Chicago, Illinois. Undated.
2. Oxygen Tension Measurement under Soft Contact Lenses with Blinking;Efron;Int. Contact Lens Clinic,1979
3. Hydrogels: Is a pump still necessary?;Hill;Int. Contact Lens Clinic,1976
4. Technical information sheet provided from data supplied by Corneal Contact Lens Company Limited;Madden Contact Lenses,1981
5. Compatibility of Benzalkonium Chloride with CAB Material;Richardson;Journal of the British Contact Lens Association,1980