@misc{indiciaefb8f08326049,
  title = {Preliminary report on electrical studies conducted during 1983 on Sao Miguel Island, Azores, Portugal},
  author = {D.B. Hoover and H. A. Pierce and Roberto Amaral and C. L. Tippens},
  year = {1985},
  doi = {10.3133/ofr8519},
  url = {https://pubs.usgs.gov/publication/ofr8519},
  note = {Source identifier: ofr8519}
}