@book{9783896933256,
  title = {Die Sprachenlandschaft Skandinaviens},
  author = {Ulrich Groenke},
  editor = {Hans G Roloff},
  publisher = {Frank \& Timme},
  year = {1998},
  edition = {1},
  series = {Germanistische Lehrbuchsammlung},
  volume = {25},
  url = {https://www.frank-timme.de/de/programm/produkt/die\_sprachenlandschaft\_skandinaviens}
}