@misc{indiciae348223d4cd63,
  title = {Descriptive models, grade-tonnage relations, and databases for the assessment of sediment-hosted copper deposits: with emphasis on deposits in the Central Africa Copperbelt, Democratic Republic of the Congo and Zambia: Chapter J in Global mineral resource assessment},
  author = {Cliff D. Taylor and J. Douglas Causey and Paul Denning and Jane M. Hammarstrom and Timothy S. Hayes and John D. Horton and Michael J. Kirschbaum and Heather L. Parks and Anna B. Wilson and Niki E. Wintzer and Michael L. Zientek},
  year = {2013},
  doi = {10.3133/sir20105090j},
  url = {https://pubs.usgs.gov/publication/sir20105090J},
  note = {Source identifier: sir20105090J}
}