@misc{indiciae28105526a4ce,
  title = {Geology of the Coleman Gap quadrangle, Tennessee and Virginia},
  author = {Leonard D. Harris and J.G. Stephens and Ralph L. Miller},
  year = {1962},
  doi = {10.3133/gq188},
  url = {https://pubs.usgs.gov/publication/gq188},
  note = {Source identifier: gq188}
}