@incollection{Omel’yanov17, author = {Georgy Omel’yanov}, title = {A Perturbation Theory for Nonintegrable Equations with Small Dispersion}, booktitle = {Complexity in Biological and Physical Systems}, publisher = {IntechOpen}, address = {Rijeka}, year = {2017}, editor = {Ricardo López-Ruiz}, chapter = {8}, doi = {10.5772/intechopen.71030}, url = {https://doi.org/10.5772/intechopen.71030} }