@article{Kilpua:436,
      author        = "Kilpua, E. and Mierla, M. and Rodriguez, L. and Zhukov,
                       A.N. and Srivastava, N. and West, M.",
      title         = "{Estimating travel times of coronal mass ejections to 1 AU
                       using multi-spacecraft coronagraph data}",
      year          = "2012",
}