1. TLV's, Threshold Limit Values for Chemical Substances and Physical Agents in the Workroom Environment with Intended Changes for 1978;ACGIH (American Conference of Governmental Industrial Hygienists),1979
2. Safe Use of Lasers. Standard Z-136.1 (1976);ANSI (American National Standards Institute),1976
3. Retinal light exposure from operation microscopes;Calkins;Archs Ophthal.,1979
4. Retinal damage produced by intraocular fiber optic light;Fuller;Am. J. Ophthal.,1978
5. The nature of retinal radiation damage, dependence on wavelength, power level and exposure time;Ham;Vision Res.,1980