@misc{indiciaef690071ec3ef,
  title = {A viscous flow analysis of the tip vortex generation process},
  author = {Shamroth, S. J. and Briley, W. R.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790062709},
  note = {Source identifier: 19790062709}
}