@misc{indiciae8c9263598c88,
  title = {Mineralogy and geochemistry of vanadium in the Colorado Plateau},
  author = {A. D. Weeks},
  year = {1961},
  doi = {10.1016/0022-5088(61)90029-7},
  url = {https://pubs.usgs.gov/publication/70009800},
  note = {Source identifier: 70009800}
}