@misc{indiciae6523ed96e625,
  title = {Preliminary geologic and structure maps of part of the Kalispell 1 degree x 2 degree Quadrangle, Montana},
  author = {Jack Edward Harrison and E. R. Cressman and James W. Whipple},
  year = {1983},
  doi = {10.3133/ofr83502},
  url = {https://pubs.usgs.gov/publication/ofr83502},
  note = {Source identifier: ofr83502}
}