@misc{indiciaef5f74b8db4ab,
  title = {Radiometric ages on file in the Radiometric Age Data Bank (RADB) of rocks from Massachusetts},
  author = {R. E. Zartman and R. F. Marvin},
  year = {1987},
  doi = {10.3133/ofr87170},
  url = {https://pubs.usgs.gov/publication/ofr87170},
  note = {Source identifier: ofr87170}
}