@misc{indiciae027506d883c0,
  title = {Optimization of life support systems and their systems reliability},
  author = {Fan, L. T. and Hwang, C. L. and Erickson, L. E.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19740004672},
  note = {Source identifier: 19740004672}
}