@misc{indiciaeea8a7db379d3,
  title = {Shorter contributions to geochemistry 1979},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1980},
  doi = {10.3133/pp1129ai},
  url = {https://pubs.usgs.gov/publication/pp1129AI},
  note = {Source identifier: pp1129AI}
}