Self-focused light propagation in a fully saturable medium: Experiment.

@article{Dowell1996SelffocusedLP,
  title={Self-focused light propagation in a fully saturable medium: Experiment.},
  author={Dowell and S Hart and K B Gallagher and L N Cooper},
  journal={Physical review. A, Atomic, molecular, and optical physics},
  year={1996},
  volume={53 3},
  pages={1775-1781}
}