Composite luminosity functions based on the sloan digital sky survey "cut and enhance" galaxy cluster catalog

Tomotsugu Goto, Sadanori Okamura, Timothy A. Mckay, Neta A. Bahcall, James Annis, Mariangela Bernardi, Jonathan Brinkmann, Percy L. Gómez, Sarah Hansen, Rita S.J. Kim, Maki Sekiguchi, Ravi K. Sheth