@misc{indiciaea0d0cfd0e7d6,
  title = {Primary electric propulsion for future space missions},
  author = {Byers, D. C. and Terdan, F. F. and Myers, I. T.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790050760},
  note = {Source identifier: 19790050760}
}