erc: who: Hibbard, R L what: Development of a Manufacturing Process for High-Precision Cu EOS Targets when: 20060112 where: https://digital.library.unt.edu/ark:/67531/metadc889602/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/