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astro-ph2002
Kinematics of the disk population in the GAIA era
G. Bertelli, A. Vallenari, S. Pasetto +1
GAIA data will create a precise 3-dimensional map of the Galaxy, providing positional information, radial velocities, luminosity, temperature and chemical composition of a represen…
astro-ph2002
Evolution of zero-metallicity massive stars
P. Marigo, C. Chiosi, L. Girardi +1
We discuss the evolutionary properties of primordial massive and very massive stars, supposed to have formed from metal-free gas. Stellar models are presented over a large range of…