@misc{indiciae71aacc1a7eeb,
  title = {Rotor blade aeroelasticity in forward flight with an implicit aerodynamic formulation},
  author = {Celi, R. and Friedmann, P. P.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19890035809},
  note = {Source identifier: 19890035809}
}