@misc{indiciae9674ded34b05,
  title = {Geohydrology of the Weldon Spring ordnance works, St. Charles County, Missouri},
  author = {Douglas N. Mugel},
  year = {1996},
  doi = {10.3133/wri964171},
  url = {https://pubs.usgs.gov/publication/wri964171},
  note = {Source identifier: wri964171}
}