@article{5953,
      author       = "Gerasimova, O.A. and XIII. Congress of the International
                      Society for Photogrammetry, Helsinki, 1976. Commission I",
      title        = "The Determination of Modulation Transfer Functions of
                      Airsystems at ZNIIGAiK (devices and techniques)  ",
      year         = "1976",
      note         = "1 sv.",
}