@misc{indiciaefa870cf5ed9c,
  title = {Geologic map of the Ruwa Patera Quadrangle of Io (Ji2)},
  author = {G. G. Schaber and D. H. Scott and Ronald Greeley},
  year = {1989},
  doi = {10.3133/i1980},
  url = {https://pubs.usgs.gov/publication/i1980},
  note = {Source identifier: i1980}
}