• HST observations of Terzan 1 : a second parameter globular cluster in the galactic bulge 

      Ortolani, Sergio; Barbuy, Beatriz; Bica, Eduardo Luiz Damiani; Renzini, Alvio; Marconi, Gianni; Gilmozzi, Roberto (1999) [Artigo de periódico]
      Hubble Space Telescope observations in the F555W and F814W bands are presented of the bulge globular cluster Terzan 1. This highly obscured cluster has the smallest projected distance to the Galactic center among all known ...