@misc{indiciaef17d62d66b21,
  title = {Acoustic Levitator Maintains Resonance},
  author = {Barmatz, M. B. and Gaspar, M. S.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860000299},
  note = {Source identifier: 19860000299}
}