@misc{indiciaea7c3d433f1e3,
  title = {Factors limiting the sensitivity and dynamic range of a seismic system employing analog magnetic tape recording and a seismic amplifier with adjustable gain settings and several output levels},
  author = {Jerry P. Eaton and John R. Van Schaack},
  year = {1977},
  doi = {10.3133/ofr77224},
  url = {https://pubs.usgs.gov/publication/ofr77224},
  note = {Source identifier: ofr77224}
}