@article{EUA_1989-1990_3_a130,
     author = {X. \ensuremath{\Delta}\ensuremath{\acute\alpha}\ensuremath{\tau}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\varsigma}},
     title = {E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\varphi}\ensuremath{\acute\alpha}\ensuremath{\nu}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\alpha} - {E\ensuremath{\mu}\ensuremath{\beta}\ensuremath{\alpha}\ensuremath{\delta}\'{o}@}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A},
     pages = {22--24},
     year = {1989-1990},
     volume = {3},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUA_1989-1990_3_a130/}
}