@misc{indiciaef15ad4631ef6,
  title = {Nonparaxial fields with maximum joint spatial-directional localization. I. Scalar case.},
  author = {Miguel A Alonso and Riccardo Borghi and Massimo Santarsiero},
  year = {2006},
  doi = {10.1364/josaa.23.000691},
  url = {https://pubmed.ncbi.nlm.nih.gov/16539068/},
  note = {Source identifier: 16539068}
}