@misc{indiciae15ccd336a69e,
  title = {Two HSCT Mach 1.7 low sonic boom designs},
  author = {Haglund, George T. and Ogg, Steven S.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920076746},
  note = {Source identifier: 19920076746}
}