@misc{indiciae06f1f20d4827,
  title = {A hingeless rotor XV-15 design integration feasibility study. Volume 1: Engineering design studies},
  author = {Magee, J. P. and Alexander, H. R.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19800009766},
  note = {Source identifier: 19800009766}
}