@misc{indiciaeb4ae52e4ff71,
  title = {Digitized strong-motion accelerograms from North \& Central American earthquakes 1933-1986},
  author = {Linda C. Seekins and A. G. Brady and Catherine Carpenter and Nicholas Brown},
  year = {1992},
  doi = {10.3133/ds7},
  url = {https://pubs.usgs.gov/publication/ds7},
  note = {Source identifier: ds7}
}