@misc{indiciae05ac003112e7,
  title = {A new model for broadband waveguide-to-microstrip transition design},
  author = {Ponchak, George E. and Downey, Alan N.},
  year = {1988},
  url = {https://ntrs.nasa.gov/citations/19880051595},
  note = {Source identifier: 19880051595}
}