@misc{indiciaedfdb4d6bc143,
  title = {Modulated optical vortices.},
  author = {Jennifer E Curtis and David G Grier},
  year = {2003},
  doi = {10.1364/ol.28.000872},
  url = {https://pubmed.ncbi.nlm.nih.gov/12816230/},
  note = {Source identifier: 12816230}
}