@article{PismaZhETF.49.341,
    title = {Ferroelectric phase transitions in oxides of the persovskite family},
    author = {Ishchuk, V. M. and Kvichko, L. A. and Seminozhenko, V. P. and Sobolev, V. L. and Spiridonov, N. A.},
    journal = {Письма в ЖЭТФ},
    volume = {49},
    issue = {6},
    pages = {341},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16918.shtml},
}