@misc{indiciaedf585704a46e,
  title = {Reflections, diffractions, and surface waves for an interior impedance wedge of arbitrary angle},
  author = {Griesser, Timothy and Balanis, Constantine A.},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19890063072},
  note = {Source identifier: 19890063072}
}