@misc{indiciaea646cec62229,
  title = {Geomagnetic polarity epochs: Nunivak Island, Alaska},
  author = {A. Cox and G. B. Dalrymple},
  year = {1967},
  doi = {10.1016/0012-821x(67)90031-3},
  url = {https://pubs.usgs.gov/publication/70011610},
  note = {Source identifier: 70011610}
}