@misc{indiciaea1617dfd6b7f,
  title = {Search for geothermal seismic noise in the East Mesa area, Imperial Valley, California},
  author = {Hariharaiyer Mahadeva Iyer},
  year = {1974},
  doi = {10.3133/ofr7496},
  url = {https://pubs.usgs.gov/publication/ofr7496},
  note = {Source identifier: ofr7496}
}