1. ASTM Standards on Color and Appearance Measurement, 5thedition, E 284-95a, “Standard Terminology of Appearance,” definition of haze, p. 243, 1996.
2. Commission Internationale de l'Eclairage (International Commission on Illumination):Absolute Methods for Reflection Measurement, CIE Technical Report, Publication No. CIE 44, reprinted 1990. See also:A Review of Publications on Properties and Reflection Values of Material Reflection Standards, CIE 46, 1979; andInternational Lighting Vocabulary, CIE 17.4.
3. George E. P. Box, William G. Hunter, and J. Stuart Hunter,Statistics for Experimenters—an Introduction to Design, Data Analysis, and Model Building(John Wiley & Sons, Inc., New York, U.S.A., 1978).