1. The role of tears in contact lens performance and its measurement;Guillon,1994
2. Tear film changes with contact lens wear;Tomlinson,1992
3. Contact lens materials;Tighe,1989
4. Contact lens induced dry eye;Tomlinson,1992
5. International Standards Organisation. Optics and Optical.Instruments — Contact Lenses. Method for classifying contact lenses and contact lens materials. Document ISO/Tc172/SC8/WGl/N55.