We present deep Keck spectroscopy for a sample of I814<22.5 field early-type galaxies selected morphologically in the redshift range 0.56 ~2, our results argue against formation scenarios involving major mergers of gas-rich disk systems at 1
CITATION STYLE
van Dokkum, P. G., & Ellis, R. S. (2003). On the Assembly History of Early-Type Galaxies in the Hubble Deep Field-North. The Astrophysical Journal, 592(2), L53–L57. https://doi.org/10.1086/377680
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