@misc{indiciae1e56b79c7941,
  title = {On-orbit experience with the HEAO attitude control subsystem},
  author = {Hoffman, D. P. and Berkery, E. A.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780066269},
  note = {Source identifier: 19780066269}
}