@misc{indiciae0c25a4436cee,
  title = {Oil fields of the Texas-Louisiana Gulf Coastal Plain},
  author = {C. W. Hayes and W. Kennedy},
  year = {1903},
  doi = {10.3133/b212},
  url = {https://pubs.usgs.gov/publication/b212},
  note = {Source identifier: b212}
}