@misc{indiciae25ddff9ae16e,
  title = {Experiments on hypersonic ramjet propulsion cycles using a ram accelerator},
  author = {Chew, G. and Knowlen, C. and Burnham, E. A. and Hertzberg, A. and Bruckner, A. P.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910059641},
  note = {Source identifier: 19910059641}
}