@misc{indiciae1e02aba2d09c,
  title = {Precipitation and separation by weak organic bases},
  author = {E. T. Allen},
  year = {2002},
  doi = {10.1021/ja02006a012},
  url = {https://pubs.usgs.gov/publication/70010607},
  note = {Source identifier: 70010607}
}