@misc{indiciae6afa750d0af2,
  title = {Overlapping plutonism, volcanism, and tectonism in the boulder batholith region, western Montana},
  author = {G.D. Robinson and M. R. Klepper and J. D. Obradovich},
  year = {1968},
  doi = {10.1130/mem116-p557},
  url = {https://pubs.usgs.gov/publication/70206753},
  note = {Source identifier: 70206753}
}