@article{Cid:1144,
      author        = "Cid, C. and Cerrato, Y. and Saiz, E. and Gonzalez, A. and
                       Aguado, J. and Aran, A. and Cremades, H. and Dasso, S. and
                       Lathuillere, Chantal and Mandrini, C. H. and Menvielle, M.
                       and Poedts, S. and Rodriguez, L. and Sanahuja, Blai and
                       Schmieder, B. and Zhukov, A.N.",
      title         = "{Solar sources related to the largest Dst variations of
                       solar cycle 23}",
      year          = "2009",
}