@misc{indiciae5561e3b03305,
  title = {Coal in Latin America: 1992; Uruguay, Argentina, Chile, Peru, Ecuador, Colombia, Venezuela, Brazil, and Bolivia},
  author = {J. N. Weaver},
  year = {1993},
  doi = {10.3133/ofr93239},
  url = {https://pubs.usgs.gov/publication/ofr93239},
  note = {Source identifier: ofr93239}
}