@article{PismaZhETF.47.634,
    title = {Critical temperatures of $YBa_2Cu_3O_{7-y}$ at pressures up to 210 kbar},
    author = {Berman, I. V. and Brandt, N. B. and Graboi, I. E. and Kaul', A. R. and Kozlov, R. I. and Romashkina, I. L. and Sidorov, V. I. and Khan Tsuiun, },
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {47},
    issue = {12},
    pages = {634},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16613.shtml},
}