@misc{indiciaeb6eacfd0fdfa,
  title = {Assessment of lake sensitivity to acidic deposition in national parks of the Rocky Mountains},
  author = {L. Nanus and M.W. Williams and K. Campbell and K.A. Tonnessen and T. Blett and D. W. Clow},
  year = {2009},
  doi = {10.1890/07-1091.1},
  url = {https://pubs.usgs.gov/publication/70036629},
  note = {Source identifier: 70036629}
}