@article{PismaZhETF.49.668,
    title = {Critical temperatures of $Tl_2Ba_2Ca_2Cu_3O_x$ at pressures of up to 190 kbar},
    author = {Berman, I. V. and Brandt, N. B. and Kurkin, Yu. P. and Naumova, E. A. and Romashkina, I. L and Sidorov, V. I. and Akimov, A. I. and Gapal'skaya, V. I. and Stribuk, E. K.},
    journal = {Письма в ЖЭТФ},
    volume = {49},
    issue = {12},
    pages = {668},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17017.shtml},
}