@article{PismaZhETF.77.759,
    title = {Possible nanomachines: nanotube walls as movable elements},
    author = {Lozovik, Yu. E. and Minogin, A. V. and Popov, A. M.},
    journal = {Письма в ЖЭТФ},
    volume = {77},
    issue = {11},
    pages = {759},
    year = {2003},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_481.shtml},
}