Abstract
Spectroscopie de cette etoile Be brillante dans les raies IR de l'hydrogene et de l'helium. L'analyse des profils des raies implique qu'a l'epoque des observations, la vitesse de l'ecoulement externe dans les couches internes de l'enveloppe ne depassait pas 90 km.s −1 , mais, a des distances plus grandes, la vitesse etait certainement plus grande
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