@misc{indiciae9694a5bbe90a,
  title = {Glaciers and glaciation in Glacier National Park, Montana},
  author = {P. E. Carrara},
  year = {1993},
  doi = {10.3133/ofr93510},
  url = {https://pubs.usgs.gov/publication/ofr93510},
  note = {Source identifier: ofr93510}
}