1. R. W. Boyd, S. Lukishova, and Y. Shen, Eds., Self-Focusing: Past and Present. Fundamentals and Prospects. New York, NY, USA: Springer-Verlag, 2009.
2. S. A. Akhmanov, A. P. Sukhorukov, and R. V. Khokhlov, "Self-focusing and diffraction of light in a nonlinear medium, " Phys. Usp., vol. 10, no. 5, pp. 609-636, 1968. [Online]: https://ufn.ru/en/articles/1968/5/a/
3. L. Shah, J. Tawney, M. Richardson, and K. Richardson, "Self-focusing during femtosecond micromachining of silicate glasses, " IEEE J. Quantum Electron., vol. 40, no. 1, pp. 57-68, Jan. 2004.
4. I. A. Vaseva, M. P. Fedoruk, A. M. Rubenchik, and S. K. Turitsyn, "Light self-focusing in the atmosphere: Thin window model, " Sci. Rep., vol. 6, 2016, Art. no. 30697. [Online]: http://dx.doi.org/10.1038/srep30697
5. K. Saitoh and S. Matsuo, "Multicore fiber technology, " J. Lightw. Technol., vol. 34, no. 1, pp. 55-64, Jan. 2016.
6. D. D. Hudson, T. Buettner, E. C. Maegi, A. C. Bedoya, T. Taunay, and B. J. Eggleton, "Multi-core, tapered fiber for nonlinear pulse reshaping, " in Proc. 2012 Conf. Lasers Electro-Opt., May 2012, Paper QM3E.5.
7. R. Essiambre, R. Ryf, N. K. Fontaine, and S. Randel, "Breakthroughs in photonics 2012: Space-division multiplexing in multimode and multicore fibers for high-capacity optical communication, " IEEE Photon. J., vol. 5, no. 2, 2013, Art. no. 0701307.
8. L. G. Wright, D. N. Christodoulides, and F. W. Wise, "Controllable spatiotemporal nonlinear effects in multimode fibres, " Nature Photon., vol. 9, no. 5, pp. 306-310, 2015. [Online]: http://dx.doi.org/10.1038/nphoton.2015.61
9. A. M. Rubenchik, I. S. Chekhovskoy, M. P. Fedoruk, O. V. Shtyrina, and S. K. Turitsyn, "Nonlinear pulse combining and pulse compression in multi-core fibers, " Opt. Lett., vol. 40, no. 5, pp. 721-724, Mar. 2015. [Online]: http://ol.osa.org/abstract.cfm?URI=ol-40-5-721
10. I. S. Chekhovskoy, A. M. Rubenchik, O. V. Shtyrina, M. P. Fedoruk, and S. K. Turitsyn, "Nonlinear combining and compression in multicore fibers, " Phys. Rev. A, vol. 94, Oct. 2016, Art. no. 043848. [Online]: http://link.aps.org/doi/10.1103/PhysRevA.94.043848
11. T. Fan, "Laser beam combining for high-power, high-radiance sources, " IEEE J. Sel. Topics Quantum Electron., vol. 11, no. 3, pp. 567-577, May 2005.
12. M. Hanna, F. Guichard, Y. Zaouter, D. N. Papadopoulos, F. Druon, and P. Georges, "Coherent combination of ultra-fast fiber amplifiers, " J. Phys. B: Atom., Mol., Opt. Phys., vol. 49, no. 6, 2016, Art. no. 062004. [Online]: http://stacks.iop.org/0953-4075/49/i=6/a=062004
13. A. B. Aceves, G. G. Luther, C. De Angelis, A. M. Rubenchik, and S. K. Turitsyn, "Energy localization in nonlinear fiber arrays: Collapse-effect compressor, " Phys. Rev. Lett., vol. 75, pp. 73-76, Jul. 1995. [Online]: http://link.aps.org/doi/10.1103/PhysRevLett.75.73
14. W. Zheng, "Automated alignment and splicing for multicore fibers, " in Proc. Opt. Fiber Commun. Conf./Nat. Fiber Opt. Eng. Conf. Optical Society of America, 2013, Paper OM3I.4. [Online]: http://www.osapublishing.org/abstract.cfm?URI=OFC-2013-OM3I.4
15. J. Zhou, "Power splitting and switching in a multi-core fiber based on the multimode interference effect, " Opt. Exp., vol. 23, no. 17, pp. 22098-22107, Aug. 2015. [Online]: http://www.opticsexpress.org/abstract.cfm?URI=oe-23-17-22098
16. I. Chekhovskoy, V. Paasonen, O. Shtyrina, and M. Fedoruk, "Numerical approaches to simulation of multi-core fibers, " J. Comput. Phys., vol. 334, pp. 31-44, 2017. [Online]: http://www.sciencedirect.com/science/article/pii/S0021999116307240
17. E. Kerrinckx, L. Bigot, M. Douay, and Y. Quiquempois, "Photonic crystal fiber design by means of a genetic algo-rithm, " Opt. Exp., vol. 12, no. 9, pp. 1990-1995, May 2004. [Online]: http://www.opticsexpress.org/abstract. cfm?URI=oe-12-9-1990
18. S. Rosen, D. Gilboa, O. Katz, and Y. Silberberg, "Focusing and scanning through flexible multimode fibers without access to the distal end, " arXiv:1506.08586.
19. D. Askarov and J. M. Kahn, "Long-period fiber gratings for mode coupling in mode-division-multiplexing systems, " J. Lightw. Technol., vol. 33, no. 19, pp. 4032-4038, Oct. 2015.
20. J. P. da Silva, "Ge-doped microstrutured fiber design by genetic algorithm for directional coupling, " Microw. Opt. Technol. Lett., vol. 55, no. 2, pp. 281-285, 2013. [Online]: http://dx.doi.org/10.1002/mop.27308
21. B. Ivorra, B. Mohammadi, P. Redont, L. Dumas, and O. Durand, "Semi-deterministic versus genetic algorithms for global optimisation of multichannel optical filters, " Int. J. Comput. Sci. Eng., vol. 2, no. 3/4, pp. 170-178, 2006. [Online]: http://www.inderscienceonline.com/doi/abs/10.1504/IJCSE.2006.012769
22. F. R. Arteaga-Sierra, C. Milián, I. Torres-Gómez, M. Torres-Cisneros, G. Moltó, and A. Ferrando, "Supercontinuum optimization for dual-soliton based light sources using genetic algorithms in a grid platform, " Opt. Exp., vol. 22, no. 19, pp. 23686-23693, Sep. 2014. [Online]: http://www.opticsexpress.org/abstract.cfm?URI=oe-22-19-23686
23. L. Rosa and K. Saitoh, "Optimization of large-mode-area tapered-index multi-core fibers with high differential mode bending loss for Ytterbium-doped fiber applications, " in Proc. 36th Eur. Conf. Exhib. Opt. Commun., Sep. 2010, pp. 1-3.
24. F.-A. Fortin, F.-M. De Rainville, M.-A. Gardner, M. Parizeau, and C. Gagné, "DEAP: Evolutionary al-gorithms made easy, " J. Mach. Learn. Res., vol. 13, pp. 2171-2175, Jul. 2012. [Online]: http://jmlr.csail.mit.edu/papers/v13/fortin12a.html
25. Y. Hold-Geoffroy, O. Gagnon, and M. Parizeau, "Once you SCOOP, no need to fork, " in Proc. 2014 Annu. Conf. Extreme Sci. Eng. Discovery Environ., 2014, pp. 60:1-60:8. [Online]: http://doi.acm.org/10.1145/2616498.2616565