References
- International Commission on Illumination, “Visual Performance”, Publication CIE No. 19 (E-1.4.2), 1972, p. 7.
- HopkinsonR. G. and CollinsJ. B., The Ergonomics of Lighting, McDonald and Co., Ltd., London, W.I., England, 1970, p. 76.
- WestonH. C.,BridgersD. J., and LedgerJ., “A Study of the Effect of Pattern on the Detection of Detail at Different Levels of Illumination”, Ergonomics, Vol. 6, No. 4, October 1963, p. 370.
- GuthS. K., and McNelisJ. F., “Visual Performance: A Comparison in Terms of Detection of Presence and Discrimination of Detail”, Illuminating Engineering, Vol. 63, January 1968, p. 35.
- McNelisJ. P., and GuthS. K., “Visual Performance-Further Data on Complex Test Objects”, Illuminating Engineering, Vol. 64, February 1969, p. 101.
- IES Lighting Handbook, Fourth Edition, Illuminating Engineering Society, New York, 1966, p. 2–16.
- GuthS. K., and McNelisJ. F., “Visual Performance-Subjective Differences”, Illuminating Engineering, Vol. 64, December 1969, p. 726.
- EastmanA. A., “Compatible Visibility Measurements”, Illuminating Engineering, Vol. 66, February 1971, p. 99.