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A principal component analysis approach to the star formation history of elliptical galaxies in compact groups |
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| Authors: | Ignacio Ferreras Anna Pasquali Reinaldo R de Carvalho Ignacio G de la Rosa Ofer Lahav |
| Institution: | Department of Physics and Astronomy, University College London, Gower Street, London WC1E 6BT;Department of Physics, King's College London, Strand, London WC2R 6LS;Max-Planck-Institut für Astronomie, Koenigstuhl 17, D-69117 Heidelberg, Germany;INPE/MCT, Avenida dos Astronautas 1758, São Josédos Campos, SP 12227–010, Brazil;Instituto de Astrofísica de Canarias, Calle Vía Láctea, E-38200 La Laguna, Tenerife, Spain |
| Abstract: | |
| Keywords: | galaxies: elliptical and lenticular cD galaxies: evolution galaxies: formation galaxies: stellar content |