@article{1981xtheinvisibleracialpropertiesofaynu,
  title = {アイヌ無形民俗文化財記録 = The Invisible racial properties of Aynu},
  author = {アイヌ無形文化伝承保存会},
  year = {1981},
  language = {ain},
  url = {https://cir.nii.ac.jp/crid/1971430859693716392}
}