@misc{indiciaeb43c55ef9b4a,
  title = {Bioengineering design constraints on a regenerable life support system for extended space flight.},
  author = {Armstrong, R. C. and Burnett, J. R.},
  year = {1966},
  url = {https://ntrs.nasa.gov/citations/19660052848},
  note = {Source identifier: 19660052848}
}