erc: who: Widmann, K what: X-ray signatures of charge transfer reactions involving cold, very highly charged ions when: 19990910 where: https://digital.library.unt.edu/ark:/67531/metadc708524/ erc-support: who: University of North Texas Libraries what: Permanent: Stable Content: when: 20081203 where: https://digital.library.unt.edu/ark:/67531/