@article{PismaZhETF.13.85,
    title = {Cyclotron Instability of the Outer Radiation Belt of the Earth Under Conditions of Self-modulation of Growing Waves},
    author = {Gul'el'mi, A. V.},
    journal = {Письма в ЖЭТФ},
    volume = {13},
    issue = {2},
    pages = {85},
    year = {1971},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27164.shtml},
}