@misc{indiciae42356f05051b,
  title = {Faults and structure in the Pierre Shale, central south Dakota},
  author = {Thomas C. Nichols and Donley S. Collins and Meridee Jones-Cecil and Henri S. Swolfs},
  year = {1994},
  doi = {10.1130/spe287-p211},
  url = {https://pubs.usgs.gov/publication/70187601},
  note = {Source identifier: 70187601}
}