Land Trust Alliance. Accessed April 11, 2000. Levin, R. 1999. U. S. Fish and Wildlife News Release. Accessed on April 14, 2000.
Mitigation Fails to Adequately Replace Lost Wetlands.
Green Building News. Accessed February 19, 2000. National Wildlife Federation. Grassroots Outcry Spurs Corps to Strengthen Wetlands Protection. Natural Resources and Conservation Service.