@misc{indiciaec891df2b3c6b,
  title = {Mission Advantages of Constant Power, Variable Isp Electrostatic Thrusters},
  author = {Oleson, Steven R.},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20010016102},
  note = {Source identifier: 20010016102}
}