@misc{indiciaeb79e87b7b0f9,
  title = {Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: November 1986},
  author = {John B. Townshend and R. V. O’Connell and H.K. Rex and L.Y. Torrence},
  year = {1986},
  doi = {10.3133/ofr86300k},
  url = {https://pubs.usgs.gov/publication/ofr86300K},
  note = {Source identifier: ofr86300K}
}