@misc{indiciaef59765378885,
  title = {Glacier recession and ecological implications at Glacier National Park, Montana},
  author = {C.H. Key and S. Johnson and D.B. Fagre and R. K. Menicke},
  year = {1997},
  url = {https://pubs.usgs.gov/publication/70170506},
  note = {Source identifier: 70170506}
}