@misc{indiciaeec7da3f3012a,
  title = {Analysis of rotor vibratory loads using higher harmonic pitch control},
  author = {Quackenbush, Todd R. and Bliss, Donald B. and Boschitsch, Alexander H. and Wachspress, Daniel A.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920015008},
  note = {Source identifier: 19920015008}
}