@misc{indiciae2d5b25065066,
  title = {Three-dimensional representation of a spacecraft's trajectory},
  author = {Quan, Alan and Han-Chang, Cecilia and Schwuttke, Ursula},
  year = {1999},
  url = {https://ntrs.nasa.gov/citations/20080004467},
  note = {Source identifier: 20080004467}
}