@misc{indiciae6264e4c4f346,
  title = {Prop-fan propulsion - Its status and potential},
  author = {Dugan, J. F., Jr. and Gatzen, B. S. and Adamson, W. M.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19790041867},
  note = {Source identifier: 19790041867}
}