@misc{indiciaefb9835445693,
  title = {Aircrew oxygen system development carbon dioxide concentrator subsystem report},
  author = {Babinsky, A. D. and Huebscher, R. G.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710001729},
  note = {Source identifier: 19710001729}
}