@misc{indiciae462c0bbfee0b,
  title = {The pollution of streams by sulphite-pulp waste, a study of possible remedies},
  author = {Earle Bernard Phelps},
  year = {1909},
  doi = {10.3133/wsp226},
  url = {https://pubs.usgs.gov/publication/wsp226},
  note = {Source identifier: wsp226}
}