Hubble Space Telescope observations of the Draco dwarf spheroidal galaxy

Carl J. Grillmair, Jeremy R. Mould, Jon A. Holtzman, Guy Worthey, Gilda E. Ballester, Christopher J. Burrows, John T. Clarke, David Crisp, Robin W. Evans, John S. Gallagher, Richard E. Griffiths, J. Jeff Hester, John G. Hoessel, Paul Scowen, Karl R. Stapelfeldt, John T. Trauger, Alan M. Watson, James A. Westphal