@book{2022itsujitangiku9differencesbetweenkarafutoandhokkaidoainud,
  title = {9 Differences between Karafuto and Hokkaido Ainu dialects},
  author = {丹菊 逸治},
  year = {2022},
  doi = {10.1515/9781501502859-010},
  language = {ain},
  url = {https://doi.org/10.1515/9781501502859-010}
}