@article{PismaZhETF.30.574,
    title = {Spin splitting in the spectrum of two-dimensional electrons due to the surface potential},
    author = {Vas'ko, F. T.},
    journal = {Письма в ЖЭТФ},
    volume = {30},
    issue = {9},
    pages = {574},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20698.shtml},
}