Barrow, J. D.Dzuba, V. A.Flambaum, V. V.Murphy, M. T.Webb, J. K.2004-12-032004-12-0320012001http://hdl.handle.net/2003/89310.17877/DE290R-10779enThe American Physical SocietyPhysical Review Letters530Further Evidence for Cosmological Evolution of the Fine Structure Constant10.1103/PhysRevLett.87.091301article (journal)