@misc{indiciae8c718bc12ba6,
  title = {Geology of the Great Smoky Mountains National Park, Tennessee and North Carolina},
  author = {Philip Burke King and Robert B. Neuman and Jarvis B. Hadley},
  year = {1968},
  doi = {10.3133/pp587},
  url = {https://pubs.usgs.gov/publication/pp587},
  note = {Source identifier: pp587}
}