@article{1925x1gu0ksr,
  title = {樺太産セイウチの化石},
  author = {松本 彦七郎},
  year = {1925},
  doi = {10.5575/geosoc.32.1},
  language = {ain},
  url = {https://doi.org/10.5575/geosoc.32.1}
}