@article{vanGenderen:1879,
      author        = "van Genderen, A. M. and  Sterken, C. and  de Groot, M. and
                        Stahl, O. and  Andersen, J. and  Andersen, M. I. and 
                       Caldwell, J. A. R. and  Casey, B. and  Clement, R. and 
                       Corradi, W. J. B. and  Cuypers, J. and  Debehogne, H. and 
                       Garcia de Maria, J. M. and  Jonch-Sorensen, H. and  Vaz, L.
                       P. R. and  Stefl, S. and  Suso Lopez, J. and  Beele, D. and
                        Eggenkamp, I. M. M. G. and  Goecking, K.-D. and  Jorissen,
                       A. and  de Koff, S. and  Kuss, C. and  Schoenmakers, A. P.
                       and  Vink, J. and  Waelde, E.",
      title         = "{A pulsating star inside η Carinae. I. Light variations,
                       1992-1994.}",
      year          = "1995",
}