@misc{indiciaef9e6695cde92,
  title = {Conflict minerals from the Democratic Republic of the Congo—Gold supply chain},
  author = {Micheal W. George},
  year = {2015},
  doi = {10.3133/fs20153075},
  url = {https://pubs.usgs.gov/publication/fs20153075},
  note = {Source identifier: fs20153075}
}