@article{Stoelzel2015,
  author    = {Ulrike St{\"o}lzel},
  title     = {Er fragt und er fr{\"a}gt - Umlaut bei Verben und regionale Varianten},
  series   = {Sprachreport},
  volume    = {30},
  number    = {1},
  issn      = {0178-644X},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-35779},
  pages     = {30 -- 33},
  year      = {2015},
  language  = {de}
}