@misc{indiciaee0cfc516766a,
  title = {An efficient supersonic wind tunnel drive system for Mach 2.5 flows},
  author = {Wolf, Stephen W. D. and Laub, James A. and King, Lyndell S.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910069146},
  note = {Source identifier: 19910069146}
}