@article{EU_1975-1976__2_a138,
     author = {\ensuremath{\Pi}. M\ensuremath{\alpha}\ensuremath{\rho}o\ensuremath{\upsilon}\ensuremath{\sigma}\ensuremath{\acute\alpha}\ensuremath{\kappa}\ensuremath{\eta}},
     title = {T\ensuremath{\alpha} \ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\gamma}\ensuremath{\acute\epsilon}\ensuremath{\theta}\ensuremath{\eta} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\eta} \ensuremath{\mu}\ensuremath{\acute\epsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\acute\eta} \ensuremath{\tau}o\ensuremath{\upsilon}\ensuremath{\varsigma}.},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}
},
     pages = {13-15},
     publisher = {mathdoc},
     volume = {2},
     year = {1975-1976},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EU_1975-1976__2_a138/}
}