@misc{indiciaebc1a494e0f9f,
  title = {Volcanic rocks of the eastern and northern parts of the San Francisco volcanic field, Arizona},
  author = {Richard B. Moore and Edward W. Wolfe and George E. Ulrich},
  year = {1976},
  url = {https://pubs.usgs.gov/publication/70156633},
  note = {Source identifier: 70156633}
}