@misc{indiciae256c935b51a3,
  title = {Challenges in recovering resources from acid mine drainage},
  author = {D. Kirk Nordstrom and Robert J. Bowell and Kate M. Campbell and Charles N. Alpers},
  year = {2017},
  url = {https://pubs.usgs.gov/publication/70190131},
  note = {Source identifier: 70190131}
}