@misc{indiciaef7029e19f766,
  title = {Gravity observations and Bouguer anomaly values for eastern Tennessee},
  author = {Joel S. Watkins and Zvi Yuval},
  year = {1962},
  doi = {10.3133/ofr62150},
  url = {https://pubs.usgs.gov/publication/ofr62150},
  note = {Source identifier: ofr62150}
}