@book{2018hirofumikatohokkaidosequenceandthearchaeologyoftheainu,
  title = {Hokkaido Sequence and the Archaeology of the Ainu People},
  author = {Hirofumi Kato},
  year = {2018},
  doi = {10.1007/978-3-319-51726-1\_33-2},
  language = {ain},
  url = {https://doi.org/10.1007/978-3-319-51726-1\_33-2}
}