@misc{indiciae33d9fdc51026,
  title = {Theory for a gas composition sensor based on acoustic properties},
  author = {Phillips, Scott and Dain, Yefim and Lueptow, Richard M.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20040087499},
  note = {Source identifier: 20040087499}
}