@misc{indiciaed183be2e5491,
  title = {Basins drained by sinkholes in Knox County, Tennessee},
  author = {Larry D. Harris},
  year = {1973},
  doi = {10.3133/i767g},
  url = {https://pubs.usgs.gov/publication/i767G},
  note = {Source identifier: i767G}
}