@misc{ndx1ms6rwz,
  title = {後方羊蹄於路志 (校正) (蝦夷語便覧)},
  author = {松浦武四郎},
  howpublished = {https://www.lib.hokudai.ac.jp/cgi-bin/hoppodb/record.cgi?id=0A040040140000000}
}