@article{PismaZhETF.25.589,
    title = {Pulsating solitons},
    author = {Manakov, S. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {25},
    issue = {12},
    pages = {589},
    year = {1977},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21494.shtml},
}