@article{VanCamp:1548,
      author        = "Van Camp, Michel and Vanclooster, Marnik and Crommen,
                       Olivier and Petermans, Toon and Verbeeck, Koen and Meurers,
                       Bruno and van Dam, Tonie and Dassargues, Alain",
      title         = "{Hydrogeological investigations at the Membach station,
                       Belgium, and application to correct long periodic gravity
                       variations}",
      year          = "2006",
}