@book{2022hiroshinakagawa8hokkaidoainudialectstowardsaclassification,
  title = {8 Hokkaido Ainu dialects: Towards a classification of Ainu dialects},
  author = {Hiroshi Nakagawa and Mika Fukazawa},
  year = {2022},
  url = {https://doi.org/10.1515/9781501502859-009}
}