@misc{indiciaee3c95ee81e18,
  title = {Gravitational potential as a source of earthquake energy},
  author = {L. Barrows and C.J. Langer},
  year = {1981},
  doi = {10.1016/0040-1951(81)90099-8},
  url = {https://pubs.usgs.gov/publication/70012003},
  note = {Source identifier: 70012003}
}