@article{41573,
      author       = "Paul, H. J. and IUGG - IAG, 15th General Assembly Moscow, 1
                      - 14 August 1971",
      title        = "Die Internationale Geodätische Dokumentation",
      year         = "1970",
      note         = "1 sv., s. 137 - 139. cena ?,",
}