@article{PismaZhETF.45.222,
    title = {Intervalley splitting in the energy spectrum of two-dimensional electrons at the (100) surface of silicon},
    author = {Kukushkin, I. V.},
    journal = {Письма в ЖЭТФ},
    volume = {45},
    issue = {5},
    pages = {222},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18729.shtml},
}