@article{530,
      author       = "Dermanis, Athanasios and 20th General Assembly of the IUGG,
                      11 - 24 August 1991, Vienna",
      title        = "A Unified Approach to Linear Estimation and Predition  ",
      year         = "1991",
      note         = "Liter. - Tab. v textu",
}