@misc{indiciae39f588f9d829,
  title = {Ore microscopy of the Paoli silver-copper deposit, Oklahoma},
  author = {C.A. Thomas and R.D. Hagni and P. Berendsen},
  year = {1991},
  doi = {10.1016/0169-1368(91)90024-2},
  url = {https://pubs.usgs.gov/publication/70016705},
  note = {Source identifier: 70016705}
}