@article{EUA_1989-1990_3_a148,
     author = {\ensuremath{\Gamma}. M\ensuremath{\varepsilon}\ensuremath{\nu}\ensuremath{\delta}\ensuremath{\omega}\ensuremath{\nu}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}},
     title = {\ensuremath{\Upsilon}\ensuremath{\pi}\ensuremath{\acute\alpha}\ensuremath{\rho}\ensuremath{\chi}o\ensuremath{\upsilon}\ensuremath{\nu} \ensuremath{\varepsilon}\ensuremath{\nu}\ensuremath{\delta}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\varphi}\ensuremath{\acute\epsilon}\ensuremath{\rho}o\ensuremath{\nu}\ensuremath{\tau}\ensuremath{\alpha} \ensuremath{\pi}\ensuremath{\rho}o\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\acute\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\alpha} ;},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A},
     pages = {41--42},
     year = {1989-1990},
     volume = {3},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUA_1989-1990_3_a148/}
}