@misc{indiciae83ba26620871,
  title = {Human Exploration of Mars Design Reference Architecture 5.0, Addendum \#2},
  author = {Drake, Bret G. and Watts Kevin D.},
  year = {2014},
  url = {https://ntrs.nasa.gov/citations/20160003093},
  note = {Source identifier: 20160003093}
}