@article{PismaZhETF.44.345,
    title = {Undamped helicon},
    author = {Vendler, L. and Kaganov, M. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {44},
    issue = {7},
    pages = {345},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21089.shtml},
}