@book{2015xbqp6bk,
  title = {蝦夷の名の多くはアイヌ語系か : 「日本書紀」「續日本紀」七、八世紀の蝦夷名},
  author = {明石, 博志},
  year = {2015},
  language = {ain},
  url = {https://ndlsearch.ndl.go.jp/books/R100000002-I026303366}
}