@misc{indiciaea38ccfd48e81,
  title = {Early Mesozoic basins workshop Fieldtrip No. 2; Base- and pecious-metal occurrences in the Culpeper basin, northern Virginia},
  author = {J. P. Smoot and G.R. Robinson},
  year = {1987},
  doi = {10.3133/ofr87252},
  url = {https://pubs.usgs.gov/publication/ofr87252},
  note = {Source identifier: ofr87252}
}