@misc{indiciaee67c639b23f8,
  title = {The Gravity-Probe-B relativity gyroscope experiment - Development of the prototype flight instrument},
  author = {Turneaure, J. P. and Everitt, C. W. F. and Parkinson, B. W. and Bardas, D. and Breakwell, J. V.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900028350},
  note = {Source identifier: 19900028350}
}