@article{1974foscoainuecosystemenvironmentgroupstructure,
  title = {The Ainu Ecosystem. Environment and Group Structure.},
  author = {Fosco Maraini and 渡辺 仁},
  year = {1974},
  journal = {Monumenta Nipponica},
  doi = {10.2307/2383684},
  language = {ain},
  url = {https://doi.org/10.2307/2383684}
}