@misc{indiciae6017e7523f7d,
  title = {Geology of the Bowling Green South quadrangle, Kentucky},
  author = {Fred R. Shawe},
  year = {1963},
  doi = {10.3133/gq235},
  url = {https://pubs.usgs.gov/publication/gq235},
  note = {Source identifier: gq235}
}