@misc{indiciae4c88b06fbd5e,
  title = {Preliminary study of lead isotopes in the carbonate-silica veins of Trench 14, Yucca Mountain, Nevada},
  author = {R. E. Zartman and L.M. Kwak},
  year = {1993},
  doi = {10.3133/ofr93690},
  url = {https://pubs.usgs.gov/publication/ofr93690},
  note = {Source identifier: ofr93690}
}