@misc{indiciae786c845f345c,
  title = {Challenges in observational seismology},
  author = {W.H.K. Lee},
  year = {2002},
  doi = {10.1016/s0074-6142(02)80220-0},
  url = {https://pubs.usgs.gov/publication/70209171},
  note = {Source identifier: 70209171}
}