1. The Measurement of Appearance;Hunter,1987
2. Colorimetry—Part 1: Standard Colorimetric Observers, ISO 11664-1:2007 (E)/CIE S014-1, CIE Central Bureau, Vienna, 2006.
3. Colorimetry—Part 2: Standard Illuminants for Colorimetry, ISO 11664-2:2007 (E)/CIE S014-2, CIE Central Bureau, Vienna, 2006.
4. Color Appearance Models;Fairfield,2005
5. A Color Notation 2nd ed;Munsell,1907