http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Environmental assessment of the HYGAS process
Energy Research and Development Administration.
Quarterly progress report no. 2 for the period October 1 to December 31, 1976.--Quarterly progress report no. 3. for the period January 1 through March 1977.
prepared by Institute of Gas Technology.