@article{PismaZhETF.7.405,
    title = {Nonlinear Ion-acoustic Waves in a Plasma},
    author = {Alikhanov, S. G. and Belan, V. G. and Sagdeev, R. Z.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {7},
    issue = {11},
    pages = {405},
    year = {1968},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25801.shtml},
}