@misc{indiciaea06c65904afd,
  title = {Preliminary map showing distribution and isotopic ages of Mesozoic and Cenozoic intrusive rocks in Nevada},
  author = {J. E. Carlson and D.W. Laird and J.A. Peterson and J.H. Schilling and M.L. Silberman and John H. Stewart},
  year = {1975},
  doi = {10.3133/ofr75499},
  url = {https://pubs.usgs.gov/publication/ofr75499},
  note = {Source identifier: ofr75499}
}