@misc{indiciaeeb206bbd3f08,
  title = {Satellite and space propulsion system},
  author = {Moeckel, W E and Baldwin, L V and English, R E and Lubarsky, B and Maslen, S H},
  year = {1957},
  url = {https://ntrs.nasa.gov/citations/19930092422},
  note = {Source identifier: 19930092422}
}