@misc{indiciaef447da1d5a3e,
  title = {Program BOMCRATR for crosswell radar and seismic tomography},
  author = {Daryl R. Tweeton},
  year = {2000},
  doi = {10.3133/ofr00454},
  url = {https://pubs.usgs.gov/publication/ofr00454},
  note = {Source identifier: ofr00454}
}