@misc{indiciae97b86e74ba32,
  title = {Database of historically documented springs and spring flow measurements in Texas},
  author = {Franklin T. Heitmuller and Brian D. Reece},
  year = {2003},
  doi = {10.3133/ofr03315},
  url = {https://pubs.usgs.gov/publication/ofr03315},
  note = {Source identifier: ofr03315}
}