@misc{indiciae066e8a71fb4d,
  title = {A laser-powered flight transportation system},
  author = {Hertzberg, A. and Sun, K. C. and Jones, W. S.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780065872},
  note = {Source identifier: 19780065872}
}