@misc{indiciaeccaf86e9b8e9,
  title = {Surface-enhanced second-harmonic diffraction: Selective enhancement by spatial harmonics.},
  author = {AC Pipino and GC Schatz and Van Duyne RP},
  year = {1994},
  doi = {10.1103/physrevb.49.8320},
  url = {https://pubmed.ncbi.nlm.nih.gov/10009599/},
  note = {Source identifier: 10009599}
}