Includes bibliographical references (pages 121-125).
Also available via Internet from the MMS web site. Address as of 3/1/04: http://www.gomr.mms.gov/homepg/regulate/environ/studies/2003/2003-069.pdf; current access is available via PURL.
Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., 2004 2 microfiches : negative.