@misc{indiciae0ea06e8f869f,
  title = {Seismicity of the Arctic and adjoining regions, 1960-1983},
  author = {A. F. Espinosa and J. A. Michael},
  year = {1984},
  doi = {10.3133/ofr84376},
  url = {https://pubs.usgs.gov/publication/ofr84376},
  note = {Source identifier: ofr84376}
}