@article{Nicolas:1668,
      author        = "Nicolas, Joëlle and Nocquet, Jean-Mathieu and Van Camp,
                       Michel and van Dam, Tonie and Boy, Jean-Paul and Hinderer,
                       Jacques and Gegout, Pascal and Calais, Eric and Amalvict,
                       Martine",
      title         = "{Seasonal effects on Laser, GPS, and Absolute Gravity
                       vertical positioning at the OCA geodetic station, Grasse,
                       France}",
      year          = "2006",
}