Astron. Astrophys. 350, 598-602 (1999)

Acknowledgements

SMA would like to express his sincere gratitude to the director (Dr. J.-P. Sivan) and the staff of the Observatoire de Haute Provence for the provision and support of the observations. Special thanks to F. Huppert (OHP) and Dr. F. Spite (Paris-Meudon Observatoire) for help with organizing the observations. He also gratefully acknowledges the Ministère l'Enseignement Superieur et de la Recherche (France) for the opportunity to perform part of this study at the Paris-Meudon Observatoire. The authors are thankful to Dr. M.S. Dimitrijevi for providing useful information about Stark parameters.

© European Southern Observatory (ESO) 1999

Online publication: October 4, 1999
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