@article{Engel2018,
  author    = {Ulrich Engel},
  title     = {Arbeitsgruppe: Grammatik und Fremdsprachenunterricht},
  series   = {Informationen Deutsch als Fremdsprache},
  volume    = {5},
  number    = {2},
  publisher = {Deutscher Akademischer Austauschdienst},
  address   = {Bonn-Bad Godesberg},
  issn      = {2511-0853},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-72836},
  year      = {2018},
  language  = {de}
}