1. Measurement of Color in Solutions of White Sugar;Ambler;Ind. Eng. Chem., Anal. Ed.,1931
2. Maple Sirup Color Standards;Balch;Ind. Eng. Chem.,1930
3. Anthracene and Anthraquinone;Barnett,1921
4. A New Method for Reading the Color of Whiskey;Beyer;J. Assoc. Official Agr. Chem.,1939
5. Standardization of the Evelyn Photoelectric Colorimeter for Flour Pigment Determinations;Binnington;Cereal Chem.,1941