@article{PismaZhETF.48.449,
    title = {New data on the dependence of the critical temperature on the oxygen concentration in the superconducting compound $YBaCu_3O_x$},
    author = {Aleksandrov, I. V. and Bykov, A. B. and Zibrov, I. P. and Makarenko, I. N. and Mel'nikov, O. K. and Molchanov, V. N. and Muradyan, L. A. and Nikiforov, D. V. and Svistov, L. E. and Simonov, V. I. and Chigishov, S. M. and Shapiro, A. Ya. and Stishov, S. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {48},
    issue = {8},
    pages = {449},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16764.shtml},
}