@article{EU_1975-1976_4_a17,
     author = {K\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\varepsilon}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\nu}\ensuremath{\alpha} \ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\pi}o\ensuremath{\acute\upsilon}\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\alpha}},
     title = {H \ensuremath{\chi}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\mu}\'{o}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\tau}\ensuremath{\alpha} \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\tau}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\nu}o\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}},
     pages = {23--25},
     year = {1975-1976},
     volume = {4},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EU_1975-1976_4_a17/}
}