@misc{indiciaeeb068b4f7bdc,
  title = {Human Mars Transportation Applications Using Solar Electric Propulsion},
  author = {Donahue, Benjamin B. and Martin, Jim and Potter, Seth and Henley, Mark and Carrington, Connie},
  year = {2000},
  url = {https://ntrs.nasa.gov/citations/20000103873},
  note = {Source identifier: 20000103873}
}