@misc{indiciae950abad223c4,
  title = {Vortex breakdown simulation},
  author = {Hafez, M. and Ahmad, J. and Kuruvila, G. and Salas, M. D.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870057660},
  note = {Source identifier: 19870057660}
}