@article{Martayan:2268,
      author        = "Martayan, C. and  Zorec, J. and  Baade, D. and  Frémat,
                       Y. and  Fabregat, J. and  Ekström, S.",
      title         = "{Evolution of massive Be and Oe stars at low metallicity
                       towards the Long Gamma Ray bursts}",
      year          = "2011",
}