@misc{indiciae611016a78081,
  title = {Space transfer with ground-based laser/electric propulsion},
  author = {Landis, Geoffrey A. and Stavnes, Mark and Oleson, Steve and Bozek, John},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930011426},
  note = {Source identifier: 19930011426}
}