@article{EUG_1984_4_a121,
     author = {T. \ensuremath{\Pi}o\ensuremath{\lambda}\ensuremath{\acute\upsilon}\ensuremath{\delta}\ensuremath{\omega}\ensuremath{\rho}o\ensuremath{\varsigma}},
     title = {A\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\sigma}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\varsigma} \ensuremath{\varepsilon}\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\acute\alpha}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\psi}\ensuremath{\eta}\ensuremath{\varsigma} - {M\ensuremath{\acute\epsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}} {K\ensuremath{\acute\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}o\ensuremath{\upsilon},} {M\ensuremath{\acute\epsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}} {\ensuremath{\Sigma}\ensuremath{\tau}\ensuremath{\varepsilon}\ensuremath{\rho}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\nu}}},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}},
     pages = {22--26},
     year = {1984},
     volume = {4},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EUG_1984_4_a121/}
}