@article{PismaZhETF.14.149,
    title = {Influence of Longitudinal Density Gradient on the Transformation and Emission of Transverse Waves from a Beam-plasma Discharge},
    author = {Berezin, A. K. and Berezina, G. P. and Erokhin, N. S. and Moiseev, S. S. and Fainberg, Ya. B.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {14},
    issue = {3},
    pages = {149},
    year = {1971},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24571.shtml},
}