@misc{indiciaeaf16dc01a1ae,
  title = {Lead-alpha age determinations of granitic rocks from Alaska},
  author = {John J. Matzko and H.W. Jaffe and C. L. Waring},
  year = {1957},
  doi = {10.3133/tei618},
  url = {https://pubs.usgs.gov/publication/tei618},
  note = {Source identifier: tei618}
}