@article{PismaZhETF.29.227,
    title = {Stability of trough oscillations in ambipolar traps},
    author = {Timofeev, A. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {29},
    issue = {4},
    pages = {227},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22062.shtml},
}