@misc{indiciae4983cd0d7155,
  title = {New map of the Del Valle oil field},
  author = {J.C. Miller and R. Lebow},
  year = {1944},
  doi = {10.3133/ofr4440},
  url = {https://pubs.usgs.gov/publication/ofr4440},
  note = {Source identifier: ofr4440}
}