@misc{indiciae7afd43f9dad7,
  title = {A compilation of data from the 1973 Long Valley, California, seismic-refraction experiment},
  author = {David P. Hill and Stuart McHugh},
  year = {1975},
  doi = {10.3133/ofr75581},
  url = {https://pubs.usgs.gov/publication/ofr75581},
  note = {Source identifier: ofr75581}
}