@misc{indiciaef6ea8fb7c90a,
  title = {Bessel pulse beams and focus wave modes.},
  author = {C J Sheppard},
  year = {2001},
  doi = {10.1364/josaa.18.002594},
  url = {https://pubmed.ncbi.nlm.nih.gov/11583277/},
  note = {Source identifier: 11583277}
}