@article{Gutiérrez-Soto:1997,
      author        = "Gutiérrez-Soto, J. and  Fabregat, J. and  Suso, J. and 
                       Suárez, J. C. and  Moya, A. and  Garrido, R. and  Hubert,
                       A.-M. and  Floquet, M. and  Neiner, C. and  Frémat, Y.",
      title         = "{Multiperiodic pulsations in the Be stars NW Serpentis and
                       V1446 Aquilae}",
      year          = "2007",
}