@book{1912bronisawpisudskimaterialsforthestudyoftheainulanguageandf,
  title = {Materials for the Study of the Ainu Language and Folklore 2},
  author = {Bronisław Piłsudski},
  year = {1912},
  doi = {10.1515/9783110895681},
  language = {ain},
  url = {https://doi.org/10.1515/9783110895681}
}