@misc{indiciae7b31de7e3e3a,
  title = {Superfund GIS - Physiographic Provinces, Aquifer Outcrops and Recharge Rates in Tennessee},
  author = {D.J. Greene and W.J. Wolfe},
  year = {1998},
  doi = {10.3133/70046038},
  url = {https://pubs.usgs.gov/publication/70046038},
  note = {Source identifier: 70046038}
}