1. Laser Accidents: Are They All Reported and What Can Be Learned from Them?
2. Infra-red Transmission of the Flesh
3. Preliminary Evaluation of Commercially Available Laser Protective Eyewear;Envall,1975
4. Safe Use of Lasers;Standard,1993
5. United States Code of Federal Regulations, Title 21, Subchapter J. bsSelected Additional References.