@article{22675,
      author       = "Elfick, Michael Hele and Fletcher, M. J.",
      title        = "Photogrammetrische Verrichtung  ",
      year         = "1984",
      note         = "1 sv., G 01 C 11/06., 5.12.1979, 25.5.1984., 11 - 0 012 563
                      B 1",
}