RECOMMENDATION ITU-R BT.1361 - WORLDWIDE UNIFIED COLORIMETRY AND RELATED CHARACTERISTICS OF FUTURE ...
ANNEX 1 - Extended colour gamut system using negative RGB signals
BIBLIOGRAPHY
ANNEX 2 - Derivation of integer coefficients of luminance and colour-difference equations
1 Conventional colour gamut system
    1.1 Digital equations
    1.2 Optimization procedure
    1.3 Simple calculation method for squared difference sum
2 Extended colour gamut system
    2.1 Digital equations
    2.2 Optimization procedure
    2.3 Simple calculation method for squared difference sum
3 Optimized integer coefficients