@article{Hajduk:2004,
      author        = "Hajduk, M. and  Zijlstra, A. A. and  van Hoof, P. A. M.
                       and  Lopez, J. A. and  Drew, J. E. and  Evans, A. and 
                       Eyres, S. P. S. and  Gesicki, K. and  Greimel, R. and 
                       Kerber, F. and  Kimeswenger, S. and  Richer, M. G.",
      title         = "{The enigma of the oldest `nova': the central star and
                       nebula of CK Vul}",
      year          = "2007",
}