@misc{indiciae81c464bb88e3,
  title = {Life Support Technology Challenges for NASA's Constellation Program},
  author = {Carrasquillo, Robyn and Bagdigian, Robert and Ewert, Michael},
  year = {2007},
  url = {https://ntrs.nasa.gov/citations/20080013347},
  note = {Source identifier: 20080013347}
}