@misc{indiciaebff8ee8ad8d0,
  title = {Trapped electromagnetic modes in a waveguide with a small discontinuity.},
  author = {GV Stupakov and SS Kurennoy},
  year = {1994},
  doi = {10.1103/physreve.49.794},
  url = {https://pubmed.ncbi.nlm.nih.gov/9961272/},
  note = {Source identifier: 9961272}
}