@misc{indiciaed98efb93ca16,
  title = {Macusanite occurrence, age, and composition, Macusani, Peru},
  author = {Virgil E. Barnes and George Edwards and W. A. McLaughlin and Irving Friedman and Oiva Joensuu},
  year = {1970},
  doi = {10.1130/0016-7606(1970)81[1539:moaacm]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70226544},
  note = {Source identifier: 70226544}
}