@misc{indiciae81aea4592b03,
  title = {Electrochemical carbon dioxide concentrator subsystem math model},
  author = {Marshall, R. D. and Carlson, J. N. and Schubert, F. H.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19750006395},
  note = {Source identifier: 19750006395}
}