@article{PismaZhETF.29.489,
    title = {Anomalies of macroscopic quadrupole moment in an incommensurable phase of the crystal adjacent to the nonpolar and polar phases},
    author = {Gladkii, V. V. and Kallaev, S. N. and Kirikov, V. A. and Shuvalov, L. A. and Izrailenko, A. N.},
    journal = {Письма в ЖЭТФ},
    volume = {29},
    issue = {8},
    pages = {489},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22129.shtml},
}