United States Department of Energy, Assistant Secretary, Fossil Energy, Office of Petroleum Reserves.United States Department of Energy[1990?]<Y622-B777>
United States Department of Energy, Assistant Secretary, Fossil Energy, Naval Petroleum and Oil Shale Reserves.United States Department of Energy, Assistant Secretary, Fossil Energy, Naval Petroleum and Oil Shale Reserves[1990?]<Y622-B778>
Division of Energy Biosciences.U.S. Department of Energy, Office of Energy Research, Office of Basic Energy Sciences, Division of Energy Biosciences1990.<Y622-B757>