@misc{indiciaea674c7a7be27,
  title = {A precision compact rotary vane attenuator},
  author = {Otoshi, T. Y. and Stelzried, C. T.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710064392},
  note = {Source identifier: 19710064392}
}