@misc{indiciae5482d8e8cd4b,
  title = {Geology of dam sites on the upper tributaries of the Columbia river in Idaho and Montana: Part 1. Katka, Tunnel no. 8 and Kootenai Falls dam sites, Kootenai River Idaho and Montana},
  author = {C. E. Erdmann},
  year = {1941},
  doi = {10.3133/wsp866a},
  url = {https://pubs.usgs.gov/publication/wsp866A},
  note = {Source identifier: wsp866A}
}