@misc{indiciaedf2fdaec26d8,
  title = {Isopleth maps of uranium, thorium, cerium, lanthanum, and related elements in stream sediments of West Virginia},
  author = {M. E. Hinkle and K. C. Watts and W. R. Griffitts},
  year = {1994},
  doi = {10.3133/i2364f},
  url = {https://pubs.usgs.gov/publication/i2364F},
  note = {Source identifier: i2364F}
}