@article{EUA_1977-1978_5_a6,
     author = {Boris Gnedenko},
     title = {\ensuremath{\Sigma}\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\beta}o\ensuremath{\lambda}\ensuremath{\acute\eta} \ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\nu} \ensuremath{\pi}\ensuremath{\rho}o\ensuremath{\varepsilon}\ensuremath{\tau}o\ensuremath{\iota}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\acute\iota}\ensuremath{\alpha} \ensuremath{\tau}o\ensuremath{\upsilon} \ensuremath{\delta}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\acute\alpha}\ensuremath{\lambda}o\ensuremath{\upsilon} \ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu} {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\omega}\ensuremath{\nu}}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A},
     pages = {113--139},
     year = {1977-1978},
     volume = {5},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUA_1977-1978_5_a6/}
}