@misc{indiciae116fab120bf9,
  title = {Megabreccia of the Big Ten Peak Caldera, Nye County, Nevada},
  author = {W. J. Keith},
  year = {1993},
  doi = {10.3133/ofr9321},
  url = {https://pubs.usgs.gov/publication/ofr9321},
  note = {Source identifier: ofr9321}
}