@misc{indiciaec40422a1415b,
  title = {Generalized potentiometric surfaces of the upper and lower Jasper and equivalent aquifers in Louisiana, 1984},
  author = {Angel Martin and C. D. Whiteman and Miles J. Becnel},
  year = {1988},
  doi = {10.3133/wri874139},
  url = {https://pubs.usgs.gov/publication/wri874139},
  note = {Source identifier: wri874139}
}