H., 1950:
Munsell Book of Color: Opposite Hues Edition.
Fairman and Brill (2004) presented a technique based on principal components analysis (PCA) of 3,534 measured SRDs for color samples from the
Munsell Book of Color, the Swedish Natural Color System and the OSA-UCS color atlas.
Color chips in four hue categories (yellow, orange, green, and purple) were selected from the
Munsell Book of Color (matte finish).
Munsell Book of Color, Defining, Explaining, and Illustrating the Fundamental Characteristics of Color; A Revision and Extension of "The Atlas of the Munsell Color System" by AH Munsell.
Munsell, 1913,
Munsell book of color, Munsell color Co., 2441 North Calvert St., Baltimore, Md