@misc{indiciae5aab29a5b128,
  title = {A review of the deposition and alteration of filled-sink deposits of east-central Missouri},
  author = {Sigrid Asher-Bolinder},
  year = {1992},
  doi = {10.3133/ofr9214},
  url = {https://pubs.usgs.gov/publication/ofr9214},
  note = {Source identifier: ofr9214}
}