@misc{indiciae9019ee108fe3,
  title = {Electromagnetic mirror drive system},
  author = {Groom, N. J. and Hatcher, N. M. and Newcomb, A. L., Jr.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690018083},
  note = {Source identifier: 19690018083}
}