@misc{indiciae27d5729d2509,
  title = {Microphone miniaturization and improvement Final technical report, 22 Jun. - 28 Aug. 1970},
  author = {Lipschultz, A. and Turer, P.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710019425},
  note = {Source identifier: 19710019425}
}