@misc{indiciae78d240746ec4,
  title = {Geology and oil resources of the Jonesville district, Lee County, Virginia},
  author = {Ralph L. Miller and William Peters Brosge},
  year = {1954},
  doi = {10.3133/b990},
  url = {https://pubs.usgs.gov/publication/b990},
  note = {Source identifier: b990}
}