@phdthesis{Schimmelmann1993,
  author    = {Schimmelmann, Martina},
  title     = {Das oberfl{\"a}chennahe Grundwasser in der Unteren Havelniederung im Raum G{\"u}lpe},
  pages     = {149 Bl. : Ill. + 1 Beil.},
  year      = {1993},
  language  = {de}
}