@misc{indiciaeb11861601cb2,
  title = {Propulsion concepts for high speed aircraft},
  author = {Stull, F. D. and Jones, R. A. and Zima, W. P.},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19760039344},
  note = {Source identifier: 19760039344}
}