@misc{indiciae27b2e2082113,
  title = {Spacecraft Orbits for Earth/Mars-Lander Radio Relay},
  author = {Noreen, Gary and Diehl, Roger and Neelon, Joseph},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20110016567},
  note = {Source identifier: 20110016567}
}