@book{1790mogamiezososhi,
  title = {蝦夷草紙 (Ezo Soshi)},
  author = {最上 徳内},
  year = {1790},
  language = {ain},
  url = {https://app.honkoku.org/reader/60cea8fb013aea6ece937dde8bffc2bb}
}