@misc{indiciae82503c5f7eb0,
  title = {Locating Sonic Lines in Transonic Nozzles},
  author = {Wagner, W. R. and Lepore, F. F. and Ostermier, B. J.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870000138},
  note = {Source identifier: 19870000138}
}