@article{PismaZhETF.44.200,
    title = {Multiply charged particles of the primary cosmic rays with energies $\geq$ 2TeV},
    author = {Ivanenko, I. P. and Grigorov, N. L. and Shestoperov, V. Ya. and Basina, Yu. B. and Vakulov, P. V. and Vasil'ev, Yu. Ya. and Golynskaya, R. M. and Grigor'eva, L. B. and Zhuravlev, D. A. and Zatsepin, V. I. and Kazakova, A. E. and Kozlov, V. D. and Kumpan, I. P. and Laputin, Yu. A. and Mishchenko, L. G. and Nikanorov, V. M. and Pnina, L. P. and Platonov, V. V. and Podorozhnyi, D. M. and Rapoport, I. D. and Samsonov, G. A. and Smolenskii, L. G. and Sobinyakov, B. A. and Sokolov, V. K. and Tambovtsev, G. E. and Tret'yakova, Ch. A. and Trugubov, Yu. V. and Fateeva, I. M. and Khein, L. A. and Chikova, L. O. and Shiryaeva, V. Ya. and Yakovlev, B. M. and Yashin, I. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {44},
    issue = {4},
    pages = {200},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20891.shtml},
}