@misc{indiciaeeb8757df69c0,
  title = {A system for orienting balloon payloads in space},
  author = {Derdeyn, S. M. and Kniffen, D. A.},
  year = {1966},
  url = {https://ntrs.nasa.gov/citations/19660021047},
  note = {Source identifier: 19660021047}
}