@misc{indiciae2833e74b57a1,
  title = {Computer program aids dual reflector antenna system design},
  author = {Firnett, P. and Gerritsen, R. and Jarvie, P. and Ludwig, A.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680000139},
  note = {Source identifier: 19680000139}
}