@misc{indiciaeee928ef9c344,
  title = {Geology and geochronology of Precambrian rocks in the Central Interior region of the United States},
  author = {Rodger E. Denison and E.G. Lidiak and M. E. Bickford and E. B. Kisvarsanyi},
  year = {1984},
  doi = {10.3133/pp1241c},
  url = {https://pubs.usgs.gov/publication/pp1241C},
  note = {Source identifier: pp1241C}
}