@misc{indiciaeca03e9321c29,
  title = {A reconnaissance in northern Alaska across the Rocky Mountains, along Koyukuk, John, Anaktuvuk, and Colville Rivers, and the Arctic coast to Cape Lisburne, in 1901, with notes},
  author = {F. C. Schrader and W. J. Peters},
  year = {1904},
  doi = {10.3133/pp20},
  url = {https://pubs.usgs.gov/publication/pp20},
  note = {Source identifier: pp20}
}