@misc{indiciae0d64970714ac,
  title = {Low-Thrust Many-Revolution Trajectory Optimization via Differential Dynamic Programming and a Sundman Transformation},
  author = {Aziz, Jonathan and Parker, Jeffrey and Scheeres, Daniel and Englander, Jacob},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20170001472},
  note = {Source identifier: 20170001472}
}