erc: who: Christiana, Gerald A. what: Kinetics of beneficiated fly ash by carbon burnout when: 19971231 where: https://digital.library.unt.edu/ark:/67531/metadc709515/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/