@misc{indiciaef666f480a44b,
  title = {No. 7: Ethnography and philology of the Hidatsa Indians},
  author = {Ferdinand Vandeveer Hayden and Washington Matthews},
  year = {1877},
  doi = {10.3133/70038998},
  url = {https://pubs.usgs.gov/publication/70038998},
  note = {Source identifier: 70038998}
}