@misc{indiciaeb60eb2b364a5,
  title = {Strontium isotope geochemistry of soil and playa deposits near Yucca Mountain, Nevada},
  author = {Brian D. Marshall and Shannon A. Mahan},
  year = {1994},
  url = {https://pubs.usgs.gov/publication/70209984},
  note = {Source identifier: 70209984}
}