@article{PismaZhETF.41.231,
    title = {Hopping conductivity of germanium bicrystals in strong electric fields at T < 1 K},
    author = {Zavaritskaya, E. I.},
    journal = {Письма в ЖЭТФ},
    volume = {41},
    issue = {6},
    pages = {231},
    year = {1985},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21980.shtml},
}