@article{PismaZhETF.49.80,
    title = {Study of the superconducting ceramic $EuBa_2Cu_3O_{7-x}$, by the Mossbauer effect in $^{119}Sn$},
    author = {Andrianov, V. A. and Anisimova, O. L. and Kozin, M. G. and Pentin, A. Yu. and Shpinel', V. S. and Ivanenko, O. M. and Mitsen, K. V.},
    journal = {Письма в ЖЭТФ},
    volume = {49},
    issue = {2},
    pages = {80},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16839.shtml},
}