@misc{indiciaeac16f3738317,
  title = {Coupled modes and the nonlinear Schrödinger equation.},
  author = {Martijn de Sterke C and JE Sipe},
  year = {1990},
  doi = {10.1103/physreva.42.550},
  url = {https://pubmed.ncbi.nlm.nih.gov/9903833/},
  note = {Source identifier: 9903833}
}