@article{1230,
      author       = "Kowalczyk, Z. and 13. valné shromáždění MUGG Berkeley
                      1963",
      title        = "An attempt of correlating vertical movements of earth's
                      surface in the southern part of Upper Silesia with some
                      geological and geomorphological phenomena  ",
      year         = "1963",
      note         = "Academy of Mining and Metallurgy - Chair of Mining geodesy.
                      - 626/64 - 31.3. 1964, 1260/68 - dar Ing. Kruise. - 2x 1
                      sv.",
}