@misc{indiciae0d52f74f0ab3,
  title = {Determination of rare earth elements in geological materials by inductively coupled argon plasma/atomic emission spectrometry},
  author = {J.G. Crock and F.E. Lichte},
  year = {2002},
  doi = {10.1021/ac00245a018},
  url = {https://pubs.usgs.gov/publication/70011480},
  note = {Source identifier: 70011480}
}