@misc{indiciaead2bb816f2db,
  title = {Preliminary geologic map and cross sections of the northwest part of Glacier National Park, Montana},
  author = {R.L. Earhart and O. B. Raup and J.C. Connor and P. E. Carrara and D.H. McGimsey and K.N. Constenius and R. E. Van Loenen},
  year = {1983},
  doi = {10.3133/mf1604a},
  url = {https://pubs.usgs.gov/publication/mf1604A},
  note = {Source identifier: mf1604A}
}