@misc{indiciae919bf2072e88,
  title = {Ion masking improves resolution in quadrupole mass spectrometers},
  author = {Ierokomos, N. and Ruecker, M. R.},
  year = {1973},
  url = {https://ntrs.nasa.gov/citations/19730000181},
  note = {Source identifier: 19730000181}
}