@article{PismaZhETF.28.560,
    title = {Three-dimensional localization of helicons},
    author = {Lomnadze, D. G. and Machabeli, G. Z. and Petviashvili, V. I. and Chagelishvili, G. D.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {28},
    issue = {8},
    pages = {560},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24218.shtml},
}