@misc{indiciaec88d54bdb257,
  title = {Numerical Simulation of the Aircraft Wake Vortex Flowfield},
  author = {Ahmad, Nashat N. and Proctor, Fred H. and Perry, R. Brad},
  year = {2013},
  url = {https://ntrs.nasa.gov/citations/20140000341},
  note = {Source identifier: 20140000341}
}