@misc{indiciae01015b8775ec,
  title = {Geochemistry and source waters of rock glacier outflow, Colorado Front Range},
  author = {M.W. Williams and M. Knauf and N. Caine and F. Liu and P. L. Verplanck},
  year = {2005},
  doi = {10.1002/ppp.535},
  url = {https://pubs.usgs.gov/publication/70031151},
  note = {Source identifier: 70031151}
}