@article{vonPolenz2019,
  author    = {Peter von Polenz},
  title     = {Historische Tiefe in der Sprachforschung},
  series   = {Sprachreport},
  volume    = {3},
  number    = {1},
  publisher = {Institut f{\"u}r Deutsche Sprache},
  address   = {Mannheim},
  issn      = {0178-644X},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-89602},
  pages     = {5 -- 7},
  year      = {2019},
  language  = {de}
}