@misc{indiciae7f3c55729a73,
  title = {Characteristics of gold deposits in northern Sonora, Mexico: A preliminary report},
  author = {M.L. Silberman and D.A. Giles and C. Graubard},
  year = {1988},
  doi = {10.2113/gsecongeo.83.8.1966},
  url = {https://pubs.usgs.gov/publication/70014376},
  note = {Source identifier: 70014376}
}