@article{497,
      author       = "Mather, R. S. and Barlow, B. C. and Fryer, J. G. and IUGG -
                      IAG 15th General Assembly Moscow, 1 - 14 August 1971",
      title        = "A study of the earth's gravitational field in the
                      Australian region  ",
      year         = "1972",
      note         = "1 sv., příl.",
}