@misc{indiciaef301590c217a,
  title = {X-29 flight - Acid test for design predictions},
  author = {Putnam, T. W. and Petersen, K. L. and Ishmael, S. D. and Sefic, W. J.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860046595},
  note = {Source identifier: 19860046595}
}