@misc{indiciaeeaf1c558cb49,
  title = {Solar array conceptual design for the Halley's Comet ion drive mission, phase 2},
  author = {Rayl, G. J. and Speight, K. M. and Stanhouse, R. W.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780008495},
  note = {Source identifier: 19780008495}
}