@misc{indiciaea94d47001c78,
  title = {Optical vortex solitons in parametric wave mixing},
  author = {TJ Alexander and YS Kivshar and AV Buryak and RA Sammut},
  year = {2000},
  doi = {10.1103/physreve.61.2042},
  url = {https://pubmed.ncbi.nlm.nih.gov/11046495/},
  note = {Source identifier: 11046495}
}