@article{PismaZhETF.51.147,
    title = {Pinning and lower critical field in $Tl_2Ba_2CaCu_2O_x$ single crystals},
    author = {Bezryadin, A. V. and Kopylov, V. N. and Krasnov, V. M. and Larkin, V. A. and Ryazanov, V. V. and Togonidze, T. G. and Shchegolev, I. F.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {51},
    issue = {3},
    pages = {147},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17210.shtml},
}