@article{12773,
      author       = "Chovitz, Bernard and Fischer, Irene and Sjezd IUGG -
                      Toronto 1957",
      title        = "The influence of the distant topography on the deflection
                      of the vertical  ",
      year         = "1957",
      note         = "1 sv., Sjezd IUGG - Toronto 1957",
}