@misc{indiciaeb49e85cca002,
  title = {Acid precipitation studies in Colorado and Wyoming: interim report of surveys of montane amphibians and water chemistry},
  author = {Paul Stephen Corn and William Stolzenburg and R. Bruce Bury},
  year = {1989},
  url = {https://pubs.usgs.gov/publication/70123422},
  note = {Source identifier: 70123422}
}