@misc{indiciae993735e270bc,
  title = {Gas density detector for use in space},
  author = {Meshejian, W. K. and Ramamurti, W. K. and Trower, W. P. and Wollan, D. S.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690031795},
  note = {Source identifier: 19690031795}
}