@misc{indiciae3a0639438914,
  title = {A Users Guide for the NASA ANOPP Propeller Analysis System},
  author = {Nguygen, L. Cathy and Kelly, Jeffrey J.},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19970012644},
  note = {Source identifier: 19970012644}
}