References
- von Goethe, J. W.. (1970). Farbenlehre (Color theory). (C. L. Eastlake, Trans.) Cambridge, MA: M.I.T. Press. (Original work published 1810)
- Land, E. H. (1972). Experiments in color vision. In R Held & W. Richards (Ed.), Perception: Mechanism and models (pp. 286–298). San Francisco: W. H. Freeman and Co.
- Munsell, A. H. (1905). A color notation. Boston: George H. Ellis Co.
- Ostwald, W. (1931). Color science: A handbook for advanced students in schools, colleges, and the various arts, crafts, and industries depending on the use of color. (J.S. Taylor, Trans.). London: Winsor and Newton.