@misc{indiciae4aeec8199fec,
  title = {Method for simultaneously making a plurality of acoustic signal sensor elements},
  author = {Bryant, Timothy D. and Wynkoop, Mark W. and Holloway, Nancy M. H. and Zuckerwar, Allan J.},
  year = {2005},
  url = {https://ntrs.nasa.gov/citations/20080005040},
  note = {Source identifier: 20080005040}
}