http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Design and methods of the California Stream Quality Assessment (CSQA), 2017
National Water-Quality Assessment Program (U.S.)
1 online resource (x, 88 pages) : color illustrations, color maps.
Includes bibliographical references (pages 87-88).
U.S. Geological Survey open-file report ; 2020-1023