@misc{indiciae4c6de3e50f6b,
  title = {Mineral resource assessment maps of the Medford 1 degree by 2 degrees Quadrangle, Oregon-California},
  author = {D.A. Singer and N.J. Page and James G. Smith and R.J. Blakely and M. G. Johnson},
  year = {1983},
  doi = {10.3133/mf1383c},
  url = {https://pubs.usgs.gov/publication/mf1383C},
  note = {Source identifier: mf1383C}
}