@misc{indiciaea2ace46df325,
  title = {Calculating Directivities of Planar-Array Antenna Feeds},
  author = {Rahmat-Samii, Y. and Lee, S. W.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860000011},
  note = {Source identifier: 19860000011}
}