Astron. Astrophys. 322, 175-176 (1997)

Acknowledgements

I thank the Indian National Science Academy for a Senior Scientist Fellowship. I thank Prof. T.N. Rengarajan for some very useful comments. I thank the Director of Tata Institute of Fundamental Research for allowing the use of the Library and other facilities during this research. I thank the colleagues at the Bombay University, particularly Prof. S.B.Patel

© European Southern Observatory (ESO) 1997

Online publication: June 30, 1998
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