@misc{indiciaee2a06fa839f9,
  title = {Helicopter rotor blade aerodynamic optimization by mathematical programming},
  author = {Walsh, J. L. and Bingham, G. J. and Riley, M. F.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19870002320},
  note = {Source identifier: 19870002320}
}