@misc{indiciaefa2f09203652,
  title = {Genesis of ore deposits in the San Juan Volcanic Field, Southwestern Colorado-lead isotope evidence},
  author = {B. R. Doe and T. A. Steven and M.H. Delevaux and J. S. Stacey and P. W. Lipman and F. S. Fisher},
  year = {1979},
  doi = {10.2113/gsecongeo.74.1.1},
  url = {https://pubs.usgs.gov/publication/70206953},
  note = {Source identifier: 70206953}
}