@article{MR_1978_10_a0,
     author = {\ensuremath{\Sigma}\ensuremath{\tau}\ensuremath{\acute\epsilon}\ensuremath{\lambda}\ensuremath{\iota}o\ensuremath{\varsigma} \ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\varphi}\ensuremath{\lambda}\ensuremath{\omega}\ensuremath{\rho}\ensuremath{\acute\alpha}\ensuremath{\tau}o\ensuremath{\varsigma}},
     title = {E\ensuremath{\xi}\ensuremath{\omega}\ensuremath{\varepsilon}\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\iota}o\ensuremath{\nu} \ensuremath{\mu}o\ensuremath{\nu}\ensuremath{\tau}\ensuremath{\acute\epsilon}\ensuremath{\lambda}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 = {10--12},
     year = {1978},
     volume = {10},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1978_10_a0/}
}