@misc{indiciae9a507daa4d3a,
  title = {Precision pointing control of orbiting high- resolution photographic systems.},
  author = {Heinbockel, J. and Moskowitz, S.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680056592},
  note = {Source identifier: 19680056592}
}