http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
A Practical Guide to Modeling of Natural and Contaminated Aquatic Systems
by Broder J. Merkel, Britta Planer-Friedrich ; edited by Darrell Kirk Nordstrom.
Waste Water Technology / Water Pollution Control / Water Management / Aquatic Pollution