@misc{indiciae36beec311b64,
  title = {Environmental geochemistry at the global scale},
  author = {J. Plant and D. Smith and B. Smith and L. Williams},
  year = {2001},
  doi = {10.1016/s0883-2927(01)00036-1},
  url = {https://pubs.usgs.gov/publication/70023357},
  note = {Source identifier: 70023357}
}