@misc{indiciae36e65bea88ae,
  title = {Geochemistry of batch-extract waters derived from spoil material collected at the Cordero coal mine, Powder River basin, Wyoming},
  author = {D. L. Naftz},
  year = {1990},
  doi = {10.3133/wri874200},
  url = {https://pubs.usgs.gov/publication/wri874200},
  note = {Source identifier: wri874200}
}