@article{PismaZhETF.35.190,
    title = {Stability of the traveling solitons of superlattices},
    author = {Burkov, S. E. and Lifshitz, A. E.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {35},
    issue = {5},
    pages = {190},
    year = {1982},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19870.shtml},
}