@misc{indiciaefc8f41566532,
  title = {Distribution of elements in sedimentary rocks of the Colorado Plateau - a preliminary report},
  author = {William Louis Newman},
  year = {1962},
  doi = {10.3133/b1107f},
  url = {https://pubs.usgs.gov/publication/b1107F},
  note = {Source identifier: b1107F}
}