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Astron. Astrophys. 323, 349-356 (1997) AcknowledgementsAP acknowledges support from a Acciaierie Beltrame grant. RPS acknowledges the financial support by the Deutsche Forschungsgemeinschaft under SFB 328 and 375. WWZ acknowledges the support of the Hochschuljubliäumsstiftung der Stadt Wien (project H-112/95).
© European Southern Observatory (ESO) 1997 Online publication: June 5, 1998 ![]() |