1. Obituary – rigid contact lenses;Efron;Cont. Lens Anterior Eye,2010
2. A novel method to quantify the edge contour of RGP contact lenses;Ehrmann;Cont. Lens Anterior Eye,1999
3. Rigid lens manufacture in the 1990s;Hough;Optician,1997
4. Rigid gas permeable contact lenses surface roughness examined by interferential shifting phase and scanning electron microscopies;Merindano;Ophthal. Physiol. Opt.,1998
5. The clinical implications of contact lens machinability;Meyers;CL Spectrum,1997