@misc{indiciae75fed4462be4,
  title = {Pursuit/evasion in orbit},
  author = {Kelley, H. J. and Cliff, E. M. and Lutze, F. H.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820032565},
  note = {Source identifier: 19820032565}
}