@misc{indiciaea6ad9a5b3dab,
  title = {Theoretical Foundation of Copernicus: A Unified System for Trajectory Design and Optimization},
  author = {Ocampo, Cesar and Senent, Juan S. and Williams, Jacob},
  year = {2010},
  url = {https://ntrs.nasa.gov/citations/20100017708},
  note = {Source identifier: 20100017708}
}