@misc{indiciaedf1419b142ef,
  title = {Assessment of Historical Water-Quality Data for National Park Units in the Rocky Mountain Network, Colorado and Montana, through 2004},
  author = {M. Alisa Mast},
  year = {2007},
  doi = {10.3133/sir20075147},
  url = {https://pubs.usgs.gov/publication/sir20075147},
  note = {Source identifier: sir20075147}
}