@misc{indiciaeebdb0155a99a,
  title = {Geologic map of the Prescott National Forest and the headwaters of the Verde River, Yavapai and Coconino Counties, Arizona},
  author = {Ed DeWitt and V. E. Langenheim and Eric Force and R. K. Vance and P. A. Lindberg and R. L. Driscoll},
  year = {2008},
  doi = {10.3133/sim2996},
  url = {https://pubs.usgs.gov/publication/sim2996},
  note = {Source identifier: sim2996}
}