Astron. Astrophys. 327, 1262-1270 (1997)

Acknowledgements

We are very greatful to the referee A. Ferrara for his useful comments that motivated us to include Helium in the metal free model and to clarify the discussion by including the phase diagram. This work has been supported by CDCHT and calculations were performed at CECALCULA, both institutuons of the Universidad de Los Andes.

© European Southern Observatory (ESO) 1997

Online publication: April 6, 1998
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