@article{1917yoshidaainukujira,
  title = {アイヌの鯨について},
  author = {吉田 巌},
  year = {1917},
  doi = {10.1537/ase1911.32.81},
  language = {ain},
  url = {https://doi.org/10.1537/ase1911.32.81}
}