@misc{indiciaee91e42901d00,
  title = {Lg-wave data-base tabulation from recordings made by the I, LRSM stations in conterminous United States; II, New England stations},
  author = {A. F. Espinosa and J. A. Michael},
  year = {1983},
  doi = {10.3133/ofr83381},
  url = {https://pubs.usgs.gov/publication/ofr83381},
  note = {Source identifier: ofr83381}
}