@misc{indiciae4909e75cc469,
  title = {U.S. Geological Survey ground-water studies in Missouri},
  author = {B. J. Smith},
  year = {1993},
  doi = {10.3133/ofr93140},
  url = {https://pubs.usgs.gov/publication/ofr93140},
  note = {Source identifier: ofr93140}
}