http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Supervisory Control and Data Acquisition (SCADA) in liquid pipelines
Title from title screen (viewed Feb. 26, 2009).
Mode of access: Internet from the NTSB web site. Address as of 2/26/09: http://www.ntsb.gov/publictn/2005/SS0502.pdf ; current access is available via PURL.
Safety study (United States. National Transportation Safety Board) ; NTSB/SS-05/02