@misc{indiciaea6d73177f92a,
  title = {Space propulsion systems. Present performance limits and application and development trends},
  author = {Buehler, R. D. and Lo, R. E.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810018656},
  note = {Source identifier: 19810018656}
}