@article{PismaZhETF.49.93,
    title = {Superconductivity above 100 K in the Bi-Ca-Sr-Cu-O system},
    author = {Sarkisyan, A. G. and Arutyunyan, V. M. and Akopyan, R. S. and Vartanyan, R. S. and Putnyn', E. V. and Dobrovol'skii, N. M. and Gevorkyan, S. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {49},
    issue = {2},
    pages = {93},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16843.shtml},
}