@misc{indiciae3c7ec20cb092,
  title = {The effect of a drooped wing tip on its trailing vortex system},
  author = {Mccormick, B. W. and Padakannaya, R.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710059796},
  note = {Source identifier: 19710059796}
}