@misc{indiciaecf4f67840d4d,
  title = {Triggered earthquakes and deep well activities},
  author = {C. Nicholson and R. L. Wesson},
  year = {1992},
  doi = {10.1007/bf00879951},
  url = {https://pubs.usgs.gov/publication/70017322},
  note = {Source identifier: 70017322}
}