Oklahoma Agricultural Experiment Station, Bulletin no. 808, January 1995: Land application of biosolids; A review of research concerning benefits, environmental impacts, and regulations of applying treated sewage sludge
Basta, Nicholas T.; Raun, W. R.; Johnson, G. V.; Lusby, Keith S.; Turton, Donald J.; Smolen, Michael D.; Gillen, Robert L.; Sloan, John J.; Allen, Earl R. (Oklahoma Agricultural Experiment Station, 1995-01)