1. USDA Develops Foam-Spray Drying;Hanrahan;Food Eng.,1961
2. USDA, Production and Properties of Spray-Dried Whole Milk Foam;Hanrahan;J. Dairy Sci.,1962
3. Hunziker, O. F. Condensed Milk and Milk Powder. ed. 7, p. 194. Published by the author at La Grange, Illinois. 1949.
4. Milk Industry Foundation. Methods of Analysis of Milk and Its Products. p. 238. Published by Milk Industry Foundation, Washington, D. C. 1949.
5. Quantitative Determination of Alpha Lactose in Dried Milk and Dried Whey;Sharp;J. Dairy Sci.,1941