@misc{indiciae082e80fe0f61,
  title = {Geochemical anomalies of a claypit area, Callaway County, Missouri, and related metabolic imbalance in beef cattle},
  author = {Richard John Ebens and J. A. Erdman and G. L. Feder and A.A. Case and L.A. Selby},
  year = {1973},
  doi = {10.3133/pp807},
  url = {https://pubs.usgs.gov/publication/pp807},
  note = {Source identifier: pp807}
}