@misc{indiciaeb32be85dbaf1,
  title = {Human Exploration Framework Team: Strategy and Status},
  author = {Muirhead, Brian K. and Sherwood, Brent and Olson, John},
  year = {2011},
  url = {https://ntrs.nasa.gov/citations/20110015598},
  note = {Source identifier: 20110015598}
}