@misc{indiciae1112a95a1d8d,
  title = {Measurements of Unsteady Vortex Flowfields},
  author = {Owen, F. K. and Johnson, D. A.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19990026882},
  note = {Source identifier: 19990026882}
}