@misc{indiciaeb6def9d136a0,
  title = {Acid-neutralizing potential of igneous bedrocks in the Animas River headwaters, San Juan County, Colorado},
  author = {George A. Desborough and Douglas B. Yager},
  year = {2000},
  doi = {10.3133/ofr00165},
  url = {https://pubs.usgs.gov/publication/ofr00165},
  note = {Source identifier: ofr00165}
}