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TITLE: AN OBSERVATIONAL DETERMINATION OF THE PROTON TO ELECTRON MASS RATIO IN THE EARLY UNIVERSE
AUTHORS: Rodger I Thompson; Jill Bechtold; John H Black; Daniel Eisenstein; Xiaohui H Fan; Robert C Kennicutt; Carlos Martins ; Xavier X Prochaska; Yancey L Shirley;
PUBLISHED: 2009, SOURCE: ASTROPHYSICAL JOURNAL, VOLUME: 703, ISSUE: 2
INDEXED IN: Scopus WOS CrossRef: 51