@misc{indiciae4a0864b39aaf,
  title = {A comparison of two methods for the simultaneous determination of TFM and Bayer 73 concentrations},
  author = {R.J. Scholefield},
  year = {1987},
  url = {https://pubs.usgs.gov/publication/2002457},
  note = {Source identifier: 2002457}
}