@misc{indiciaecbaeaf0f816d,
  title = {Preliminary analysis for trends in selected water-quality characteristics, Powder River, Montana and Wyoming, water years 1952-85},
  author = {L. E. Cary},
  year = {1989},
  doi = {10.3133/wri894050},
  url = {https://pubs.usgs.gov/publication/wri894050},
  note = {Source identifier: wri894050}
}