@misc{indiciae10daa4b5cd60,
  title = {A preliminary summary of a seismic-refraction survey in the vicinity of the Tonto Forest Observatory, Arizona},
  author = {J. C. Roller and W. H. Jackson and D. H. Warren and J. H. Healy},
  year = {1964},
  doi = {10.3133/70043707},
  url = {https://pubs.usgs.gov/publication/70043707},
  note = {Source identifier: 70043707}
}