Schwarte, Kirk A., Russell, James R., Kovar, John L., Morrical, Daniel G., Ensley, Steven M., Yoon, Kyoung-Jin, Cornick, Nancy A., and Cho, Yong Il, 2010, Grazing Management Effects on Sediment, Phosphorus, and Pathogen Loading of Streams in Cool-Season Grass Pastures: J. Environ. Qual., v. 40, no. 4, p. 1303-1313.