@misc{indiciaef5f215ca62fa,
  title = {Peru Mercury Inventory 2006},
  author = {William E. Brooks and Esteban Sandoval and Miguel A. Yepez and Howell Howard},
  year = {2007},
  doi = {10.3133/ofr20071252},
  url = {https://pubs.usgs.gov/publication/ofr20071252},
  note = {Source identifier: ofr20071252}
}