@misc{indiciae653ddcd25703,
  title = {NASA Exploration Launch Projects Systems Engineering Approach for Astronaut Missions to the Moon, Mars, and Beyond},
  author = {Cook, Stephen A. and Dumbacher, Daniel L.},
  year = {2006},
  url = {https://ntrs.nasa.gov/citations/20070006607},
  note = {Source identifier: 20070006607}
}