@article{townshend_papp_moorman_deadmon_tilton_1977, 
  title={Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska: September 1977}, 
  DOI={10.3133/ofr77300i}, 
  publisher={US Geological Survey}, 
  author={Townshend and Papp and Moorman and Deadmon and Tilton}, 
  year={1977}
  }