@misc{indiciae25e5c8f5a108,
  title = {Variable coupling coefficient nonlinear directional couplers with self-focusing and self-defocusing nonlinearity.},
  author = {Gang J Liu and Bin M Liang and Qu Li and Guo L Jin},
  year = {2003},
  doi = {10.1364/ao.42.004315},
  url = {https://pubmed.ncbi.nlm.nih.gov/12921279/},
  note = {Source identifier: 12921279}
}