[MSDN Library June 1998] Additive Primary Colors (30.0843821510298%)
MSDN Library Visual Studio 6.0 > Platform SDK > Graphics and Multimedia Services > Color Management > Color Management > About Color Management > Color In Imaging
[MSDN Library April 2000] Additive Primary Colors (26.5855783232786%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Image Color Management > Basic Color Management Concepts > Color In Imaging