@article{PismaZhETF.59.150,
    title = {Critical fields and above-barrier Stark resonances},
    author = {Popov, V. S. and Mur, V. D. and Sergeev, A. V.},
    journal = {Письма в ЖЭТФ},
    volume = {59},
    issue = {3},
    pages = {150},
    year = {1994},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19584.shtml},
}