@article{PismaZhETF.48.444,
    title = {Study of the properties of oxygen-deficient compounds $YBa_2Cu_{3-x}Fe_xO_{6+\delta}$ on the basis of the Mossbauer spectroscopy data},
    author = {Tsurin, V. A. and Sorkin, A. M. and Filippova, N. P. and Kozhevnikov, V. L.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {48},
    issue = {8},
    pages = {444},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16763.shtml},
}