@article{MR_1977_8_a9,
     author = {\ensuremath{\Delta}. K\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\iota}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\gamma}o\ensuremath{\varsigma} and  A. K\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\sigma}o\ensuremath{\upsilon}\ensuremath{\lambda}\ensuremath{\acute\alpha}\ensuremath{\kappa}\ensuremath{\eta}\ensuremath{\varsigma}},
     title = {\'{}E\ensuremath{\nu}\ensuremath{\alpha} \ensuremath{\nu}\ensuremath{\acute\epsilon}o \ensuremath{\sigma}\ensuremath{\chi}o\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\kappa}\'{o} \ensuremath{\beta}\ensuremath{\iota}\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\acute\iota}o},
     journal = {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}},
     pages = {1--7},
     year = {1977},
     volume = {8},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1977_8_a9/}
}