@misc{indiciae4e979de1232b,
  title = {Generalized potentiometric surface of the Catahoula aquifer in central Louisiana, 1980},
  author = {Angel Martin and Charles D. Whiteman},
  year = {1986},
  doi = {10.3133/wri864059},
  url = {https://pubs.usgs.gov/publication/wri864059},
  note = {Source identifier: wri864059}
}