@misc{indiciae7b4b31530718,
  title = {Miniature quadrupole mass spectrometer array},
  author = {Chutjian, Ara and Hecht, Michael H. and Orient, Otto J.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/20080004844},
  note = {Source identifier: 20080004844}
}