Star formation histories of early-type galaxies at z = 1.2 in cluster and field environmentsR. Gobat, P. Rosati, V. Strazzullo, A. Rettura, R. Demarco and M. NoninoA&A, 488 3 (2008) 853-860DOI: https://doi.org/10.1051/0004-6361:200809531