@misc{indiciae3c904193de11,
  title = {Developing a Crew Time Model for Human Exploration Missions to Mars},
  author = {Battfeld, Bryan and Stromgren, Chel and Shyface, Hilary and Cirillo, William and Goodliff, Kandyce},
  year = {2015},
  url = {https://ntrs.nasa.gov/citations/20150009469},
  note = {Source identifier: 20150009469}
}