Dr. Michael Colgan. "Optimum Sports Nutrition". 1993.
O.E. Olson, I.S. Palmer. "Selenium in foods purchased or produced in South Dakota". 1984 Journal of Food Science 49
M.M. Delgado-Zamarreno, M. Bustamante-Rangel, A. Sanchez-Perez, J. Hernandez-Mendez. "Analysis of vitamin D isomers in seeds & nuts with & without coupled hydrolysis by liquid chromatography & coulometric detection". 2001 J. Chromatogr. A. 935 Pg. 77 - 86
National Sunflower Association. "Phytochemicals in sunflower kernel (Helianthus annus L.) and selected tree nuts". 2001 Bismark ND
Nutrient Data Laboratory, ARS, USDA. "National Food and Nutrient Analysis Program, Wave 9p". 2005 Beltsville MD
Nutrient Data Laboratory, ARS, USDA. "Investigation of the carbohydrate fraction of foods . . . raw, processed and prepared". 1985 Beltsville MD