References
- HallJ. W., “Solid State Lamps—How They Work and Some of Their Applications”, Illuminating Engineering, Vol. 64, February 1969, p. 88.
- GuthS. K., “A Method for the Evaluation of Discomfort Glare”, Illuminating Engineering, Vol. 58, May 1963, p. 351.
- BarnettA. M.,HeumannF. K., “Seeing Red, Yellow and Green in a Semiconductor Alpha Numeric Display”, Electronics, Vol. 43, No. 10, 1970, p. 88.
- HewesR. A.,SarverJ. F., “Infrared Excitation Processes for the Visible Luminescence of EV3+Ho3+Tm3+ in Yb3+—Sensitized Rare Earth Tri-Fluorides”, Physical Review, Vol. 182, 1969, p. 427.
- BarnettA. M.,GalginaitisS. V. and HeumannF. K., “Planar Monolithic Matrix Addressable, Alpha Numeric Displays”, presented at the 1971 IEEE International Solid State Circuits Conference in Philadelphia, Pa.
- MarshallJ., “Optical Data Link”, Optical Spectra, Vol. 5, Issue 1, 1971, p. 23.