@misc{indiciae6493b6722821,
  title = {Particle Characterization in Rocket Exhaust Plumes},
  author = {Callen, E. Eugene, Jr. and Fisher, J. Scott},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/20040065827},
  note = {Source identifier: 20040065827}
}