@misc{indiciae928891679105,
  title = {Map showing potential snow avalanche areas in the Telluride quadrangle, San Miguel, Ouray, and San Juan Counties, Colorado},
  author = {R. G. Luedke},
  year = {1976},
  doi = {10.3133/mf819},
  url = {https://pubs.usgs.gov/publication/mf819},
  note = {Source identifier: mf819}
}