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Astron. Astrophys. 322, 554-564 (1997) AcknowledgementsWe are grateful to Dr. Damien Hutsemékers for providing us his spectra of He 3-519 and AG Car. G.R. acknowledges financial support from the Fonds National de la Recherche Scientifique (Belgium), from contract ARC 94/99-178 "Action de recherche concertée de la Communauté Française" (Belgium), and partial support through the PRODEX XMM-OM Project. The SIMBAD database has been consulted for the bibliography. ![]() ![]() ![]() ![]() © European Southern Observatory (ESO) 1997 Online publication: June 5, 1998 ![]() |