@misc{indiciaeb06c0be0e06f,
  title = {Seismic study of the Agua de Pau volcano Sao Miguel, Arcores},
  author = {P.B. Dawson and A.M. daSilva and J.R. Evans and H. M. Iyer},
  year = {1989},
  doi = {10.3133/ofr89331},
  url = {https://pubs.usgs.gov/publication/ofr89331},
  note = {Source identifier: ofr89331}
}