@misc{indiciaec44ecbbaafc1,
  title = {Supersonic quasi-axisymmetric vortex breakdown},
  author = {Kandil, Osama A. and Kandil, Hamdy A. and Liu, C. H.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910069179},
  note = {Source identifier: 19910069179}
}