@article{406,
      author       = "Jonason, Carl-Olov and Massarsch, R. and Ivmark, G. and
                      XIII. Congress of the International Society for
                      Photogrammetry, Helsinki, 1976. Commission V",
      title        = "A New Technique Developed to Determinate the Movements of
                      an Old Masonry Wall as a Result of Piling  ",
      year         = "1976",
      note         = "1 seš.",
}