@misc{indiciae7f1a0a71654c,
  title = {On predicting changes in the geomagnetic field},
  author = {L.R. Alldredge},
  year = {2012},
  doi = {10.1029/jb092ib07p06331},
  url = {https://pubs.usgs.gov/publication/70014232},
  note = {Source identifier: 70014232}
}