References
- SammisJ. E.,NorthrupD. P.,WallW. A., “A Combination Work and Photographic Light for Portable Service in Manned Spacecraft”, Illuminating Engineering, Vol. 63, October 1968, p. 530.
- ANSI Z37.8–1971, American National Standards Institute, 1430 Broadway, New York, N. Y. 10018.
- EvansG. S. and SnyderP. E., “Performance Characteristics of Fluorescent Lamps Utilizing Amalgam Control of Mercury Vapor Pressure”, Illuminating Engineering, Vol. 61, January 1966, p. 51.
- EvansG. S. and MoreheadC. (toWestinghouse Electric Corporation) U. S. Patent 3,526,804 (September 1, 1970).
- CampbellJ. H. and DobrasQ. D., “Circuits and Applications for Portable and Emergency Lighting Using Fluorescent Lamps”, Illuminating Engineering, Vol. 62, January 1967, p. 43.
- EvansG. S. (toWestinghouse Electric Corporation) U. S. Patent 3,602,759 (August 31, 1971).