@misc{indiciaef612828638e6,
  title = {Helicopter rotor loads using matched asymptotic expansions: User's manual},
  author = {Pierce, G. A. and Vaidyanathan, A. R.},
  year = {1983},
  url = {https://ntrs.nasa.gov/citations/19830017388},
  note = {Source identifier: 19830017388}
}