@article{2023ochiaiezokokuhokokushoainugosushijoikisanho,
  title = {「蝦夷国報告書」のアイヌ語数詞における上位起算法の消失},
  author = {落合いずみ},
  year = {2023},
  language = {ain},
  url = {https://cir.nii.ac.jp/crid/1390584940356804736}
}