@misc{indiciae62b5aef4d2aa,
  title = {Bibliography of North American geology for 1915, with subject index},
  author = {John M. Nickles},
  year = {1916},
  doi = {10.3133/b645},
  url = {https://pubs.usgs.gov/publication/b645},
  note = {Source identifier: b645}
}