@article{Camelbeeck:1549,
      author        = "Camelbeeck, Thierry and Van Camp, Michel and Jongmans,
                       Denis and Francis, Olivier and van Dam, Tonie",
      title         = "{Comment on "Nature of the vertical ground movements
                       inferred from high-precision levelling data in an
                       intra-plate setting: NE Ardenne, Belgium"}",
      year          = "2002",
}