@misc{indiciaef6cbebb753d7,
  title = {Preliminary geologic map of the Big Bear City 7.5' Quadrangle, San Bernardino County, California},
  author = {Fred K. Miller and Pamela M. Cossette},
  year = {2004},
  doi = {10.3133/ofr20041193},
  url = {https://pubs.usgs.gov/publication/ofr20041193},
  note = {Source identifier: ofr20041193}
}