Article ISI
The Astrophysical Journal Supplement Series, Volume 233, Issue 2, article id. 25, 25 pp. (2017).  (2017)

The 13th Data Release of the Sloan Digital Sky Survey=> First Spectroscopic Data from the SDSS-IV Survey Mapping Nearby Galaxies at Apache Point Observatory

Albareti, Franco D.; et al. (including Blanc, Guillermo A.)