The C4 clustering algorithm: Clusters of galaxies in the Sloan digital sky survey

Christopher J. Miller, Robert C. Nichol, Daniel Reichart, Risa H. Wechsler, August E. Evrard, James Annis, Timothy A. McKay, Neta A. Bahcall, Mariangela Bernardi, Hans Boehringer, Andrew J. Connolly, Tomotsugu Goto, Alexie Kniazev, Donald Lamb, Marc Postman, Donald P. Schneider, Ravi K. Sheth, Wolfgang Voges