@misc{indiciaefee26538e818,
  title = {Electrical Prototype Power Processor for the 30-cm Mercury electric propulsion engine},
  author = {Biess, J. J. and Frye, R. J.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780053530},
  note = {Source identifier: 19780053530}
}