@misc{indiciaed4e0e87ed2ed,
  title = {Downwash in Vortex Region Behind Rectangular Half-wing at Mach Number 1.91},
  author = {Cummings, John L and Haefeli, Rudolph C},
  year = {1950},
  url = {https://ntrs.nasa.gov/citations/19930086292},
  note = {Source identifier: 19930086292}
}