@misc{indiciaebbfee53a22f1,
  title = {Concentration and mineralogical residence of elements in rich oil shales of the Green River Formation, Piceance Creek basin, Colorado, and the Uinta Basin, Utah - A preliminary report},
  author = {G. A. Desborough and Janet K. Pitman and C. Huffman},
  year = {1976},
  doi = {10.1016/0009-2541(76)90018-8},
  url = {https://pubs.usgs.gov/publication/70010958},
  note = {Source identifier: 70010958}
}