http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
study of some empirical methods of determining the unit hydrograph
Office of Water Research and Technology.
"The work upon which this interim report is based was supported in part by the Office of Water Research and Technology, (Agreement Number 14-34-0001-0126 - Project Number A-129-MS), U.S. Department of the Interior, Washington, D.C., as authorized by the Water Research and Development Act of 1978."