@article{PismaZhETF.31.213,
    title = {Stability of power solitons in one-dimensional nonlinear systems},
    author = {Bogdan, M. M. and Kovalev, A. S.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {31},
    issue = {4},
    pages = {213},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20277.shtml},
}