@misc{indiciae71989f8ea87f,
  title = {Coherent frequency mixing in microparticle composites.},
  author = {TP Shen and D Rogovin},
  year = {1990},
  doi = {10.1103/physreva.42.4255},
  url = {https://pubmed.ncbi.nlm.nih.gov/9904525/},
  note = {Source identifier: 9904525}
}