1. C. Athanas, E. Shaver, J. A. Kusler, and G. Brooks , 1988 . The Creation and Use of Wetlands for Stormwater Treatment . InWetland Hydmlog, pp.224 -231 . Proceedings of the National Wetland Symposium, September 16-18, 1987, Chicago, fllinois.
2. An overview of the hydrologic concerns related to wetlands in the United States