@article{PismaZhETF.5.9,
    title = {Semiconducting Properties of Ferroelectrics},
    author = {Guro, G. M. and Ivanchik, I. I. and Kovtonyuk, N. F.},
    journal = {Письма в ЖЭТФ},
    volume = {5},
    issue = {1},
    pages = {9},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25081.shtml},
}