http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
guidance for NOAA's nautical charting mission
Committee on Nautical Charts and Information.
Committee on Nautical Charts and Information, Marine Board Commission on Engineering and Technical Systems, Mapping Science Committee Commission on Geosciences Environment and Resources, National Research Council.
Electronic reproduction. Boulder, Colo. : NetLibrary, 2000. Available via the World Wide Web. Available in multiple electronic file formats. Access may be limited to NetLibrary affiliated libraries.
National Oceanic and Atmospheric Administration.