RT Journal Article SR Electronic T1 Giants in the outer halo of the Milky Way JF Science JO Science FD American Association for the Advancement of Science SP 887 OP 888 DO 10.1126/science.345.6199.887-g VO 345 IS 6199 A1 Moerchen, Margaret M. YR 2014 UL http://science.sciencemag.org/content/345/6199/887.7.abstract AB