@misc{indiciaeb69c261cdf29,
  title = {Efficient spacecraft formationkeeping with consideration of ballistic coefficient control},
  author = {Mathews, Michael and Leszkiewicz, Suzan J.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19880035050},
  note = {Source identifier: 19880035050}
}