@misc{indiciae5882169783b0,
  title = {Applicability of ambient toxicity testing to national or regional water-quality assessment},
  author = {J. F. Elder},
  year = {1989},
  doi = {10.3133/ofr8955},
  url = {https://pubs.usgs.gov/publication/ofr8955},
  note = {Source identifier: ofr8955}
}