References
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- de Bilt, J.; de Groot, J.J.; and Koedam, M. 1973. Discussion of a method for spectroradiometric measurements. Eindhoven: N.V. Philips' Gloeilampenfabrieken.
- Jerome, C.W., and Eby, J. 1970. Chromaticity computation. Ilium Eng 65 (no. 1):54–59.
- Lovell, D.J. 1981. Integrating sphere performance. North Sutton, NH: Labsphere, Inc.
- CIE. 1973. Procedures for measuring luminous flux of discharge lamps and for their calibration as working standards Publication No. 25. Vienna: CIE.
- MacAdam, D.L. 1943. Specification of small chromaticity differences. Optical Society of America 33(no. 1–12).