Dictionary of Nomenclature of Celestial Objects

YKOFF E.S.
byROZO E. , ANNIS J., WECHSLER R.H., EVRARD A., SIEGEL S.R., BECKER M., BUSHA M., GERDES D., JOHNSTON D.E., SHELDON E.
 Astrophys. J., Suppl. Ser., 191, 254-274 (2010)
  A GMBCG galaxy cluster catalog of 55,424 rich clusters from SDSS DR7.
o<GMBCG DDD.ddddd+DD.ddddd> N=55424.
=E=Catalogue in electronic form as <J/ApJS/191/254/>

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