@misc{indiciae9edfad97230a,
  title = {Provisional specification for satellite time in a geomagnetic substorm environment},
  author = {Stevens, N. J. and Lovell, R. R. and Purvis, C. K.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770003177},
  note = {Source identifier: 19770003177}
}