@article{1969itonippongoainugoshinzokukankei,
  title = {日本語とアイヌ語．－その親族関係をめぐって},
  author = {伊藤 せいち},
  year = {1969},
  journal = {私家版},
  language = {ain},
  url = {https://aterui.ws.hosei.ac.jp/togo/detail.php?id=423\&domain=ainu}
}