@misc{indiciae5c3b855c3139,
  title = {Lead isotopic evidence for the origin of Paleo- and Mesoproterozoic rocks of the Colorado Province, U.S.A.},
  author = {J. N. Aleinikoff and J. C. Reed and J. L. Wooden},
  year = {1993},
  doi = {10.1016/0301-9268(93)90007-o},
  url = {https://pubs.usgs.gov/publication/70017370},
  note = {Source identifier: 70017370}
}