@misc{indiciaebae6957a9f2e,
  title = {Geologic map of the San Jacinto Wilderness, Riverside County, California},
  author = {D. M. Morton and J. C. Matti and B. F. Cox},
  year = {1980},
  doi = {10.3133/mf1159a},
  url = {https://pubs.usgs.gov/publication/mf1159A},
  note = {Source identifier: mf1159A}
}