erc: who: Messner, Gregory L. what: A Comparison of Mass Rate and Steam Quality Reductions to Optimize Steamflood Performance when: 19990809 where: https://digital.library.unt.edu/ark:/67531/metadc794525/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/