Astron. Astrophys. 355, 769-780 (2000)

Acknowledgements

MV acknowledges the financial support of ESA during his stay at the SOHO EOF where a substantial part of this study was carried out. MV is also indebted to P. C. Martens and A. J. C. Beliïn for many fruitful discussions and to the whole CDS team for creating the excellent instrument. AF is supported by the United Kingdom PPARC. SOHO is a project of international cooperation between ESA and NASA. We thank B. Schmieder for useful comments. A part of this project was supported by a grant A3003902 of GA AV R.

© European Southern Observatory (ESO) 2000

Online publication: March 9, 2000
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