@misc{indiciaefe913765f796,
  title = {Atmospheric nitrogen deposition in the Rocky Mountains of Colorado and southern Wyoming - A review and new analysis of past study results},
  author = {Douglas A. Burns},
  year = {2003},
  doi = {10.1016/s1352-2310(02)00993-7},
  url = {https://pubs.usgs.gov/publication/70026257},
  note = {Source identifier: 70026257}
}