@misc{indiciae79bbef4fc8de,
  title = {Hydrogeologic framework and potentiometric surface of the Williamson Creek Aquifer "B" sand in the Fort Polk area, Vernon Parish, Louisiana, March 1997},
  author = {Lawrence B. Prakken},
  year = {2001},
  doi = {10.3133/wri014064},
  url = {https://pubs.usgs.gov/publication/wri014064},
  note = {Source identifier: wri014064}
}