@article{EUA_1976-1977_02_a2,
     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 = {\ensuremath{\Gamma}\ensuremath{\varepsilon}\ensuremath{\omega}\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\varepsilon}\ensuremath{\mu}\ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A},
     pages = {12--16},
     year = {1976-1977},
     volume = {02},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUA_1976-1977_02_a2/}
}