@article{PismaZhETF.50.366,
    title = {Use of the isotope $^{57}Fe$ for neutron-diffraction determination of positions of iron atoms in the superconductor $Y_1Ba_2(Cu_{1-x}Fe_x)_3O_y$},
    author = {Balagurov, A. M. and Lyubutin, I. S. and Mironova, G. M. and Huan Chan Gen,  and Shapiro, A. Ya.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {50},
    issue = {8},
    pages = {366},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17132.shtml},
}