@article{PismaZhETF.45.139,
    title = {Percolation models with disorder},
    author = {Obukhov, S. P.},
    journal = {Письма в ЖЭТФ},
    volume = {45},
    issue = {3},
    pages = {139},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18700.shtml},
}