@article{35013,
      author       = "IUGG XX General Assembly IAG, Vienna, August 11-24, 1991",
      title        = "U.S. National report 1987 - 1990. Contributions in
                      Oceanography  ",
      year         = "1991",
      note         = "Liter. - Obr. a tab. v textu",
}