@article{Keller2018,
  author    = {Keller, Henry},
  title     = {„Auf engstem Raum"},
  series = {Potsdamer Geographische Praxis},
  journal   = {Potsdamer Geographische Praxis},
  publisher = {Universit{\"a}tsverlag Potsdam},
  address   = {Potsdam},
  isbn      = {978-3-86956-416-6},
  issn      = {2194-1599},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus4-408674},
  pages     = {33 -- 53},
  year      = {2018},
  language  = {de}
}