@article{42936,
      author       = "International Symposium on Problems Related to the
                      Redefinition of North American Geodetic Networks, May 20 to
                      25, 1974",
      title        = "Proceedings of International Symposium on Problems Related
                      to the Redefinition of North American Geodetic Networks",
      note         = "1974, ztráta viz:",
}