@article{1986yamadashosanbetsu,
  title = {初山別紀行},
  author = {山田 秀三},
  year = {1986},
  journal = {北方研究会々報 4 アイヌ語},
  language = {ain},
  url = {https://aterui.ws.hosei.ac.jp/togo/detail.php?id=8387\&domain=ezo}
}