@article{2005sodayamagatahogenainugotekigoi,
  title = {山形方言と日本語の祖先--アイヌ語的語彙を通してかいま見る},
  author = {宗田 實},
  year = {2005},
  journal = {山形方言},
  language = {ain},
  url = {https://cir.nii.ac.jp/crid/1522262179694435584}
}