1. S.A. Akhmanov, R. Khokhlov, A.P. Sukhorukov: Self-focusing, self-defocusing, and self-modulation of laser beams. In: Laser Handbook, F.T. Arecchi, E.O. Schulz-Dubois, (Eds.), North-Holland, Amsterdam, 1972, vol. 2, 1152–1228.
2. O. Svelto: Self-focusing, self-trapping, and self-phase modulation of laser beams, Prog. Optics
12, 3–51 (1974).
3. J. H. Marburger: Self-focusing: theory, Prog. Quant. Electron.
4, 35–110 (1975).
4. Y.R. Shen: Self-focusing: experimental, Prog. Quant. Electron.
4, 1–34 (1975).
5. See other chapters on the subject in this volume.