@misc{indiciae188d0258df58,
  title = {Wake vortex encounter hazards criteria for two aircraft classes},
  author = {Sammonds, R. I. and Stinnett, G. W., Jr. and Larsen, W. E.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760021118},
  note = {Source identifier: 19760021118}
}