@misc{indiciae6a460da59609,
  title = {A compact rotary vane attenuator},
  author = {Nixon, D. L. and Otosh, T. Y. and Stelzried, C. T.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690000418},
  note = {Source identifier: 19690000418}
}