@misc{indiciae40e6c0d6b9cb,
  title = {Electric Propulsion Options for a Magnetospheric Mapping Mission},
  author = {Oleson, Steven and Russell, Chris and Hack, Kurt and Riehl, John},
  year = {1998},
  url = {https://ntrs.nasa.gov/citations/19980017492},
  note = {Source identifier: 19980017492}
}