@article{PismaZhETF.49.658,
    title = {Tin-based high-temperature superconductor},
    author = {Aleksandrov, K. S. and Vasil'ev, A. D. and Zvegintsev, S. A. and Krivomazov, S. N. and Petrov, M. I. and Khrustalev, B. P.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {49},
    issue = {12},
    pages = {658},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17014.shtml},
}