@misc{indiciae8706dbaaa288,
  title = {Multifunctional double-layered diffractive optical element.},
  author = {Enwen Dai and Changhe Zhou and Peng Xi and Liren Liu},
  year = {2003},
  doi = {10.1364/ol.28.001513},
  url = {https://pubmed.ncbi.nlm.nih.gov/12956363/},
  note = {Source identifier: 12956363}
}