1. CIE (1932). Commission Internationale de l’Eclairage proceedings, 1931. Cambridge: Cambridge University Press.
2. ISO/CIE 19476:2014(E), Characterization of the performance of illuminance meters and luminance meters, 2014.
3. DIN 5033-6, Colorimetry; tristimulus method; STANDARD by Deutsches Institut Fur Normung E.V. (German National Standard), 1976.
4. Photoelectric Tristimulus Colorimetry with Three Filters*
5. Matrix-based color measurement corrections of tristimulus colorimeters