@misc{indiciae42a35282a2a1,
  title = {Ground-based facilities for evaluating vortex minimization concepts},
  author = {Stickle, J. W. and Kelly, M. W.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19780004077},
  note = {Source identifier: 19780004077}
}