International Commission on Illumination.

• Recommendations on uniform color spaces, color-difference equations, psychometric color terms
• A unified framework of methods for evaluating visual performance aspects of lighting
• Absolute methods for reflection measurements
• Automatic quality control of daylight measurement
• Calculation and measurement of luminance and illumination in road lighting
• Colorimetry
• Colors of light signals = Couleurs des signaux lumineux = Farben von Signallichtern
• Colours of light signals
• Commission internationale de l'Éclairage
• Compte rendu
• Compte rendu 18e session, London 1975
• Compte rendu [16th session], Washington, 1967