@misc{indiciaeb4b25f875416,
  title = {Design concepts for a Global Telemetered Seismograph Network},
  author = {Jon Peterson and Nicholas A. Orsini},
  year = {1982},
  doi = {10.3133/ofr82703},
  url = {https://pubs.usgs.gov/publication/ofr82703},
  note = {Source identifier: ofr82703}
}