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    • CCD imaging of NGC 4861 : ionized gas properties and stellar formation 

      Cepa, Jordi; Vilchez, Jose M.; Dottori, Horacio Alberto; Barth, Clarissa Silva (1994) [Journal article]
      This work undertakes the study of the galaxy NGC 4861, using imaging centered at the strong lines Hα, Hβ, [O III] λ5007 and nearby continua. Integrated, absolute fluxes of 28 H II regions, and the region known as the bright ...