@misc{indiciaee76d5fba7c02,
  title = {Preliminary catalog of seismicity prior to the Guatemala earthquake of February 4, 1976, from the area between Guatemala City and Lake Atitlan, March 4, 1975 - February 4, 1976},
  author = {David H. Harlow and R.A. White},
  year = {1980},
  doi = {10.3133/ofr8060},
  url = {https://pubs.usgs.gov/publication/ofr8060},
  note = {Source identifier: ofr8060}
}