@misc{indiciaeb9ad3abc12c0,
  title = {Trajectory Options for a Potential Mars Mission Combining Orbiting Science, Relay and a Sample Return Rendezvous Demonstration},
  author = {Guinn, Joseph R. and Kerridge, Stuart J. and Wilson, Roby S.},
  year = {2012},
  url = {https://ntrs.nasa.gov/citations/20150005584},
  note = {Source identifier: 20150005584}
}