@misc{indiciae555ef4c4f766,
  title = {Experimental analysis of vortex trapping techniques},
  author = {Riddle, Todd W. and Tso, Jin and Cummings, Russell M. and Wadcock, Alan J.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910069155},
  note = {Source identifier: 19910069155}
}