Selection of Manning's roughness coefficient for natural and constructed vegetated and non-vegetated channels, and vegetation maintenance plan guidelines for vegetated channels in central Arizona [electronic resource] / by Jeff V. Phillips and Saeid Tadayon ; prepared in cooperation with the Flood Control District of Maricopa County.
Imprint
Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006.
Mode of access: Internet at the USGS web site. Address as of 7/28/08: http://pubs.usgs.gov/sir/2006/5108/pdf/sir20065108.pdf ; current access is available via PURL.