@misc{indiciae915bd08b3e04,
  title = {Hydrogeochemistry and microbiology of mine drainage: An update},
  author = {D. Kirk Nordstrom and D.W Blowes and C.J. Ptacek},
  year = {2015},
  doi = {10.1016/j.apgeochem.2015.02.008},
  url = {https://pubs.usgs.gov/publication/70189945},
  note = {Source identifier: 70189945}
}