@article{371,
      author       = "Nasu, Mitsuru and Anderson, James M. and XIII. Congress of
                      the International Society for Photogrammetry, Helsinki,
                      1976",
      title        = "A Multi-Series Digital Mapping System for Positioning MSS
                      and Photographic Remotely Sensed Data  ",
      year         = "1976",
      note         = "1 sv.",
}