@article{22336,
      author       = "San Francisco, September 7 - 11, 1971",
      title        = "Papers from the 1971 ASP - ACSM Fall Convention. American
                      Congress on Surveying and Mapping - September 7 - 11, 1971.
                      /San Francisco/  ",
      year         = "1971",
      note         = "1 brož. ",
}