@misc{indiciae61fc385d047c,
  title = {Surface plasmons in two-sided corrugated thin films.},
  author = {SD Gupta and GV Varada and GS Agarwal},
  year = {1987},
  doi = {10.1103/physrevb.36.6331},
  url = {https://pubmed.ncbi.nlm.nih.gov/9942338/},
  note = {Source identifier: 9942338}
}