[{"id":"2022-tomomi-sato-3-major-old-documents-of-ainu-and-some-problems-in","type":"book","title":"3 Major old documents of Ainu and some problems in the historical study of Ainu","author":[{"literal":"Tomomi Satō"}],"issued":{"date-parts":[[2022]]},"language":"ain","URL":"https://doi.org/10.1515/9781501502859-004"}]