Passive galaxies as tracers of cluster environments at z ~ 2 V. Strazzullo, E. Daddi, R. Gobat, B. Garilli, M. Mignoli, F. Valentino, M. Onodera, A. Renzini, A. Cimatti, A. Finoguenov et al. (11 more) A&A, 576 (2015) L6 Published online: 23 March 2015 DOI: 10.1051/0004-6361/201425038