@misc{indiciaea21dae3f4e78,
  title = {A ROCKET-BORNE HELIUM MASS SPECTROMETER},
  author = {Herzog, R. and Sauermann, G.},
  year = {1961},
  url = {https://ntrs.nasa.gov/citations/19620005874},
  note = {Source identifier: 19620005874}
}