@misc{indiciae5be303f13f1a,
  title = {Computation of Optimal Interplanetary Low-Thrust Trajectories With Bounded Thrust Magnitude By Means of the Generalized Newton-Raphson Method},
  author = {Paul Kenneth and Gerald E Taylor},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650023461},
  note = {Source identifier: 19650023461}
}