@misc{indiciaef846c3982746,
  title = {Low-thrust Orbit Transfers Using Candidate Lyapunov Functions with a Mechanism for Coasting},
  author = {Petropoulos, Anastassios E.},
  year = {2004},
  url = {https://ntrs.nasa.gov/citations/20070024819},
  note = {Source identifier: 20070024819}
}