http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Assessing the methane hazard of gassy coals in storage silos
by John C. LaScola, Joseph E. Matta, and Fred N. Kissell.
Title from title screen (viewed on July 18, 2008).
Mode of access: Internet at the National Institute for Occupational Safety and Health web site. Address as of 7/18/08: http://www.cdc.gov/niosh/mining/pubs/pdfs/ri8525.pdf ; current access available via PURL.
Report of investigations (United States. Bureau of Mines) ; 8525