1. Spectrophotometric color measurement in situ in well drained sandy soils.;Barrett;Geoderma,2002
2. Quantification of rock color from Munsell chips.;Deaton;J Sediment Petrol,1987
3. A Color Notation: An Illustrated System Defining All Colors and Their Relations by Measured Scales of Hue, Value and Chroma, 15th Ed.;Munsell;Munsell Color Co,1946
4. History of the Munsell Color System and its scientific application.;Nickerson;J Opt Soc Am,1940
5. History of the Munsell Color System.;Nickerson;Color Eng SeptOct,1969