@misc{indiciae80b7cd81d9a0,
  title = {Traveltime inversion using transmitted waves of offset VSP data},
  author = {Myung W. Lee},
  year = {1990},
  doi = {10.1190/1.1442920},
  url = {https://pubs.usgs.gov/publication/70015822},
  note = {Source identifier: 70015822}
}