@misc{indiciaee9a11e839882,
  title = {Light pulse propagation in nonlinear dispersive medium.},
  author = {B W Knight and G A Peterson},
  year = {1970},
  doi = {10.1073/pnas.65.4.841},
  url = {https://pubmed.ncbi.nlm.nih.gov/16591828/},
  note = {Source identifier: 16591828}
}