erc: who: Sammes, Nigel what: Coal/Biomass Gasification at the Colorado School of Mines when: 20110228 where: https://digital.library.unt.edu/ark:/67531/metadc837720/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/