@misc{indiciaea978cf515eb8,
  title = {Ages and stable-isotope compositions of secondary calcite and opal in drill cores from Tertiary volcanic rocks of the Yucca Mountain area, Nevada},
  author = {Barney J. Szabo and T.K. Kyser},
  year = {1990},
  doi = {10.1130/0016-7606(1990)102<1714:aasico>2.3.co;2},
  url = {https://pubs.usgs.gov/publication/70016109},
  note = {Source identifier: 70016109}
}