@article{PismaZhETF.10.389,
    title = {Instability of Oscillations with Frequency Equal to Half the ion-cyclotron cyclotron Frequency},
    author = {Timofeev, A. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {10},
    issue = {8},
    pages = {389},
    year = {1969},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25752.shtml},
}