@misc{indiciae53a0b68a153f,
  title = {Bibliography of North American geology for 1925 and 1926},
  author = {John M. Nickles},
  year = {1928},
  doi = {10.3133/b802},
  url = {https://pubs.usgs.gov/publication/b802},
  note = {Source identifier: b802}
}