@book{1991yamamotoitakukashikamuiainugo,
  title = {イタクカシカムイ(言葉の霊) : アイヌ語の世界},
  author = {山本 多助},
  year = {1991},
  language = {ain},
  url = {https://ndlsearch.ndl.go.jp/books/R100000002-I000002252188}
}