@misc{indiciae199cca87ab49,
  title = {Potassium-argon ages for plutons in the eastern and southern Sierra Nevada Batholith, California},
  author = {E. A. Du Bray and D. A. Dellinger},
  year = {1988},
  doi = {10.3133/b1799},
  url = {https://pubs.usgs.gov/publication/b1799},
  note = {Source identifier: b1799}
}