@misc{indiciaebd55c2d515b4,
  title = {Geologic map of the Cobb quadrangle, Trigg and Caldwell Counties, Kentucky},
  author = {David A. Seeland},
  year = {1968},
  doi = {10.3133/gq710},
  url = {https://pubs.usgs.gov/publication/gq710},
  note = {Source identifier: gq710}
}