@misc{indiciae7e87e888ad55,
  title = {The Lewis Research Center geomagnetic substorm simulation facility},
  author = {Berkopec, F. D. and Stevens, N. J. and Sturman, J. C.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780002212},
  note = {Source identifier: 19780002212}
}