@phdthesis{Xiao1999,
  author    = {Xiao, Xiaohui},
  title     = {Experimental study of the rheology of synthetic anorthite-quarz aggregates},
  series = {Scientific technical report / GeoForschungsZentrum Potsdam},
  volume    = {99, 14},
  journal   = {Scientific technical report / GeoForschungsZentrum Potsdam},
  publisher = {GeoForschungsZentrum},
  address   = {Potsdam},
  pages     = {125 S. : graph. Darst., Ill.},
  year      = {1999},
  language  = {en}
}
@phdthesis{Hermanns1999,
  author    = {Hermanns, Reginald L.},
  title     = {Spatial-temporal distribution of mountain-front collapse and formation of glant landslides in the arid andes of northwest Argentina (24-28° S, 65-68° W)},
  pages     = {Bl. iii - xi; 123 Bl. : graph. Darst.},
  year      = {1999},
  language  = {en}
}
@phdthesis{Wagner1999,
  author    = {Wagner, Bernd},
  title     = {Holocene environmental history of East Greenland - evidence from lake sediments},
  address   = {Potsdam},
  pages     = {VIII, 92 S. : graph. Darst., Kt.},
  year      = {1999},
  language  = {en}
}
@phdthesis{Back1998,
  author    = {Back, Stefan},
  title     = {Tectonics, Climate, and Sedimentation in the Northern Baikal Rift, Russia},
  address   = {Potsdam},
  pages     = {95 S.},
  year      = {1998},
  language  = {en}
}
@phdthesis{Rettinger1997,
  author    = {Rettinger, Rolf},
  title     = {Thermometamorphic characterisation of the transition zone between the Archean Sao Francisco Craton and the Proterozoic mobile belt, Minas Gerais, Brazil},
  pages     = {161 S. : graph. Darst.},
  year      = {1997},
  language  = {en}
}
@phdthesis{MacCann1997,
  author    = {MacCann, Tommy},
  title     = {Pre-Zechstein tectono-stratigraphy of NE Germany - sediment composition and provenance},
  pages     = {getr. Z{\"a}hlung},
  year      = {1997},
  language  = {en}
}
@phdthesis{Boike1997,
  author    = {Boike, Julia},
  title     = {Thermal, hydrological and geochemical dynamics of the active layer at a continuous permafrost site, Taymyr Peninsula, Siberia},
  pages     = {XIV, 104 S. : graph. Darst.},
  year      = {1997},
  language  = {en}
}