@article{PismaZhETF.78.238,
    title = {Drift Lagrangian for relativistic particle in intense laser field},
    author = {Dodin, I. Y. and Fisch, N. J. and Fraiman, G. M.},
    journal = {Письма в ЖЭТФ},
    volume = {78},
    issue = {4},
    pages = {238},
    year = {2003},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_576.shtml},
}