@misc{indiciaefd3925f908fa,
  title = {Measured stratigraphic sections of Elko Formation (Middle and Upper Cambrian), and Fairholme group, Alexo Formation, and Palliser Formation (Upper Devonian), northwestern Montana and southeastern British Columbia},
  author = {W.P. Seward and T. S. Dyman},
  year = {1990},
  doi = {10.3133/ofr90455},
  url = {https://pubs.usgs.gov/publication/ofr90455},
  note = {Source identifier: ofr90455}
}