@misc{indiciaed72a9c063cab,
  title = {A new rectangular waveguide to coplanar waveguide transition},
  author = {Ponchak, George E. and Simons, Rainee N.},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19900011947},
  note = {Source identifier: 19900011947}
}