1. FEMA, Technical Manual for Dam Owners: Impacts of Animals on Earthen Dams, pp: 1–115. Management Agency (FEMA) and the Association of State Dam Safety Officials. FEMA 534/September 2005
2. Tobin, M.E., Michael, W., Fall, M.W.: Pest control: rodents. wildlife damage management, Internet Center for USDA National Wildlife Research Center—Staff Publications. University of Nebraska—Lincoln Year 2004
3. Blach, M., Jurist, K., Morton, S.: U.S. Department of the Interior Office of Environmental Policy and Compliance, Region IX. Anticipating California Levee Failure: Government response strategies for protecting natural resources from freshwater oil spills. www.epa.gov/oem/docs/oil/fss/fss06/port_2.pdf . Accessed September 20, 2010
4. Marks, D., Tschantz, B.A.: A Technical Manual on the Effects of Tree and Woody Vegetation Root Penetrations on the Safety Of Earthen Dams. Compiled by: Marks Enterprises of NC, Arden, North Carolina 28704, December 2002
5. Hester, G., Kirby, H.K., Inamine, M., Lee, R., Bartlett, J., Sin, Y., Jimenez, M., Yang, J., Fougeres, D., Ugarte, N.: 2012 Central Valley Flood Protection Plan—Levee Performance Scope Definition—Work Group Summary Report. November 2009. The Natural Resources Agency, Department of Water Resources, State of California (2009)