1. Ghaly, A. E. and Singh, R. K. Agricultural waste utilization and management. Proceedings of the Fifth International Symposium on Agricultural Wastes. pp.546–553. Chicago, Illinois: American Society of Agricultural Engineers.
2. Measuring Chemical Oxygen Demand of Cottage Cheese Whey Cultured with Kluyveromyces Fragilis
3. House of Representatives, Subcommittee on Dairy and Poultry of the Committee on Agriculture. Assessment of whey situation. House Resolution 230, 96th Congress, 1st Session. Washington, DC: U.S. GPO.
4. Jewell, W. J. and Loehr, R. C. Land treatment of food processing wastes. Presented at the American Society of Agricultural Engineers Winter Meeting. Chicago. Chicago, Illinois: American Society of Agricultural Engineers. Paper No. 75–2513