@misc{indiciae109bf24babf5,
  title = {Nonlinear W-circumflex},
  author = {F Yu and YS Wu},
  year = {1992},
  doi = {10.1103/physrevlett.68.2996},
  url = {https://pubmed.ncbi.nlm.nih.gov/10045581/},
  note = {Source identifier: 10045581}
}