@misc{indiciaeb9574648ade6,
  title = {Neogene geomorphic evolution of the central San Juan Mountains near Creede, Colorado},
  author = {T. A. Steven and Ken Hon and M. A. Lanphere},
  year = {1995},
  doi = {10.3133/i2504},
  url = {https://pubs.usgs.gov/publication/i2504},
  note = {Source identifier: i2504}
}