@misc{indiciaebc757f0c1c6f,
  title = {ELF observations during the December 1971 storm.},
  author = {Parady, B. and Cahill, L. J., Jr.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730054155},
  note = {Source identifier: 19730054155}
}