@misc{indiciaefa3765904de2,
  title = {In-Space Propulsion Program Overview and Status},
  author = {Wercinski, Paul F. and Johnson, Les and Baggett, Randy M.},
  year = {2003},
  url = {https://ntrs.nasa.gov/citations/20030061348},
  note = {Source identifier: 20030061348}
}