@misc{indiciae71ce4dab9114,
  title = {Hypersonic test facility Patent},
  author = {Buchanan, R. I. and Clark, F. L. and Erickson, W. D. and Johnson, C. B.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19710012000},
  note = {Source identifier: 19710012000}
}