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Le Borgne, J.-P. Kneib, K. Caputi, K. Kovac, L. de Ravel, L. Guzzo, L. Pozzetti, L. Tasca, L. Tresse, M. Bolzonella, M. Carollo, M. Mignoli, M. Moresco, M. Scodeggio, M. Tanaka, N. Scoville, O. Cucciati, O. Le Fevre, P. Cassata, P. Franzetti, P. Kampczyk, P. Memeo, P. Nair, P. Oesch, R. Pello, R. Scaramella, S. Bardelli, S. de la Torre, S. Di Cesare, S. Lilly, T. Contini, U. Abbas, V. Le Brun, V. Mainieri, Y. Peng","submitted_at":"2010-09-17T09:23:41Z","abstract_excerpt":"We present the analysis of the U-V rest-frame color distribution and some spectral features as a function of mass and environment for two sample of early-type galaxies up to z=1 extracted from the zCOSMOS spectroscopic survey. The first sample (\"red galaxies\") is defined with a photometric classification, while the second (\"ETGs\") by combining morphological, photometric, and spectroscopic properties to obtain a more reliable sample. 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