@misc{indiciae1447950dd97c,
  title = {Geology of the salt deposits and the salt industry of northern Chile},
  author = {George Edward Ericksen},
  year = {1963},
  doi = {10.3133/ofr6331},
  url = {https://pubs.usgs.gov/publication/ofr6331},
  note = {Source identifier: ofr6331}
}