@article{20303,
      author       = "Meier, H.K. and XIII. Congress of the International Society
                      for Photogrammetry, Helsinki, 1976. Commission II",
      title        = "News from CARL ZEISS of Oberkochen Regarding
                      Computer-Supported and Computer-Controlled Photogrammetric
                      Plotting  ",
      year         = "1976",
      note         = "1 sv.",
}