@misc{indiciaeddb5324bc856,
  title = {Chemical analyses of 33 surface water samples from the Gunnison area, Colorado},
  author = {John B. McHugh and W. R. Miller and A. L. Meier and W. M. d’Angelo},
  year = {1995},
  doi = {10.3133/ofr9597},
  url = {https://pubs.usgs.gov/publication/ofr9597},
  note = {Source identifier: ofr9597}
}