@article{1404,
      author       = "Barbarella, Maurizio and Unguendoli, Marco and FIG and
                      Meeting of FIG Study Group 5B Survey Control Networks,
                      7th-9th July 1982, Aalborg",
      title        = "Analysis of Some Densification Networks in Italy  ",
      year         = "1982",
      note         = "Tb. a obr., příl. - Liter., 1 sv.",
}