@misc{indiciaec8f76f757908,
  title = {Preliminary geologic map of Sete Cidades Volcano, Sao Miguel, Azores},
  author = {Richard B. Moore},
  year = {1983},
  doi = {10.3133/ofr83742},
  url = {https://pubs.usgs.gov/publication/ofr83742},
  note = {Source identifier: ofr83742}
}