@misc{indiciaecf614c322989,
  title = {Autonomous oxygen production for a Mars return vehicle},
  author = {Ash, R. L. and Richter, R. and Dowler, W. L. and Hanson, J. A. and Uphoff, C. W.},
  year = {1982},
  url = {https://ntrs.nasa.gov/citations/19820063455},
  note = {Source identifier: 19820063455}
}