@misc{indiciae792c17265d03,
  title = {Helical-perturbation device for cylinder-wing vortex generators},
  author = {Bandyopadhyay, Promode R. and Riester, John E. and Ash, Robert L.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920048543},
  note = {Source identifier: 19920048543}
}