@article{Ritter:1552,
      author        = "Ritter, J. and Achauer, Uli and Christensen, Uli and
                       Collin, Fabienne and Camelbeeck, Thierry and Eifel Plume
                       Team,",
      title         = "{The teleseismic tomography experiment in the Eifel
                       region, central Europe : design and first results}",
      year          = "2000",
}