Miller C. J.; Krughoff K. S.; Batuski D. J.; Hill J. M. (). „The MX northern Abell cluster survey II: the Abell/ACO cluster redshifts and spatial analyses”. Astronomical Journal. 124: 1918–1933. Bibcode:2002AJ....124.1918M. doi:10.1086/342536. WikidataQ66617960.
Miller C. J.; Krughoff K. S.; Batuski D. J.; Hill J. M. (). „The MX northern Abell cluster survey II: the Abell/ACO cluster redshifts and spatial analyses”. Astronomical Journal. 124: 1918–1933. Bibcode:2002AJ....124.1918M. doi:10.1086/342536. WikidataQ66617960.
Miller C. J.; Krughoff K. S.; Batuski D. J.; Hill J. M. (). „The MX northern Abell cluster survey II: the Abell/ACO cluster redshifts and spatial analyses”. Astronomical Journal. 124: 1918–1933. Bibcode:2002AJ....124.1918M. doi:10.1086/342536. WikidataQ66617960.