Astron. Astrophys. 327, 428-431 (1997)

Acknowledgements

The work was partially supported by Russian Fund for Basic Research through Grant No 95-02-06053-a and by INTAS Grant No 93-3364. KAP acknowledge the staff of Cosmic Radiation Laboratory of RIKEN for hospitality and JISTEC through STA Fellowship Grant No 496057 for financial support. We acknowledge the referee, Dr. E. Gourgoulhon, for useful notes.

© European Southern Observatory (ESO) 1997

Online publication: April 8, 1998
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