Quinn, T. J.Speake, C. C.2004-12-032004-12-0320012001http://hdl.handle.net/2003/99110.17877/DE290R-10812enDavis, R. S.Picard, A.Richman, S. J.The American Physical SocietyPhysical Review Letters530A New Determination of G Using Two Methods10.1103/PhysRevLett.87.111101article (journal)