Tuggener, Don und Businger, Martin: Needles in Haystacks: Semi-Automatic Identification of Regional Grammatical Variation in Standard German, in Fuß, Eric et al. (Hrsg.): Grammar and Corpora 2016, Heidelberg: Heidelberg University Publishing, 2018, S. . https://doi.org/10.17885/heiup.361.c4709