![]() | ![]() |
Astron. Astrophys. 331, 493-505 (1998) AcknowledgementsCA, AM, AB and PK acknowledge financial support from the French GDR Cosmologie and INSU. AM also acknowledges financial support by Leiden Observatory. CA thanks also A. Maucherat, M. Bout and J.M. Deltorn for helpful discussions. ![]() ![]() ![]() ![]() © European Southern Observatory (ESO) 1998 Online publication: February 16, 1998 ![]() |