@misc{indiciae3d66bd68572a,
  title = {Mississippi Valley-Type Lead-Zinc Deposit Model},
  author = {David L. Leach and Ryan D. Taylor},
  year = {2009},
  doi = {10.3133/ofr20091213},
  url = {https://pubs.usgs.gov/publication/ofr20091213},
  note = {Source identifier: ofr20091213}
}