@article{Hensberge:2477,
      author        = "Hensberge, H. and  Nitschelm, C. and  Bouzid, Y. M. and 
                       Clausen, V. J. and  David, M. and  Freyhammer, M. L. and 
                       Helt, B. and  Olsen, H. E. and  Sterken, C. and  Vaz, R. L.
                       P.",
      title         = "{η Muscae: a multiple system with a PMS component}",
      year          = "2003",
}