Title from PDF title screen (viewed on June 7, 2004). Supersedes U.S. Geological Survey Open-File Report 00-195-A.
Bibliography Note:
Includes bibliographical references.
Technical Details:
Mode of access: Internet from the USGS Web site. Address as of 6/07/04: http://pubs.usgs.gov/circ/c1196a/c1196a.pdf; current access is available via PURL.