http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Algorithms for pipe network analysis and their reliability
Bibliographical references: pages 49-51.
Supported in part by the Office of Water Research and Technology, United States Dept. of the Interior. B-060-KY
Research report (University of Kentucky. Water Resources Institute) ; no. 127
PB81-193971-1 National Technical Information Service.