@book{2013sukeainushiyorekisho,
  title = {アイヌ史の時代へ : 余瀝抄},
  author = {佐々木 利和},
  year = {2013},
  language = {ain},
  url = {https://ndlsearch.ndl.go.jp/books/R100000002-I024445167}
}