@article{1982hiroakitakasugichronologyandlocalityofsatsumonculturewiths,
  title = {Chronology and Locality of Satsumon (擦文) Culture; with Special Reference to Ainu Culture.},
  author = {Hiroaki Takasugi},
  year = {1982},
  url = {http://ci.nii.ac.jp/naid/110007410421}
}