@article{PismaZhETF.46.189,
    title = {Polydomain structure of $YBa_2Cu_3O_7$ single crystals},
    author = {Osip'yan, Yu. A. and Afonikova, N. S. and Emel'chenko, G. A. and Parsamyan, T. K. and Shmyt'ko, I. M. and Shekhtman, V. Sh.},
    journal = {Письма в ЖЭТФ},
    volume = {46},
    issue = {5},
    pages = {189},
    year = {1987},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18552.shtml},
}