@misc{indiciaed5264fc81fce,
  title = {A simple scheme to determine potential aquatic metal toxicity from mining wastes},
  author = {T.R. Wildeman and K. S. Smith and J. F. Ranville},
  year = {2007},
  doi = {10.1080/15275920601180651},
  url = {https://pubs.usgs.gov/publication/70031873},
  note = {Source identifier: 70031873}
}