@article{EU_1975-1976__2_a56,
     author = {\ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\varepsilon}\ensuremath{\upsilon}\ensuremath{\acute\alpha}\ensuremath{\varsigma} M\ensuremath{\alpha}\ensuremath{\rho}o\ensuremath{\upsilon}\ensuremath{\sigma}\ensuremath{\acute\alpha}\ensuremath{\kappa}\ensuremath{\eta}\ensuremath{\varsigma} and  \ensuremath{\Gamma}. \ensuremath{\Omega}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\iota}\'{o}\ensuremath{\pi}o\ensuremath{\upsilon}\ensuremath{\lambda}o\ensuremath{\varsigma} and  B. \ensuremath{\Pi}o\ensuremath{\lambda}\ensuremath{\upsilon}\ensuremath{\delta}o\ensuremath{\acute\upsilon}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\varsigma} and  B. Z\ensuremath{\acute\omega}\ensuremath{\tau}o\ensuremath{\varsigma} and  N\ensuremath{\acute\iota}\ensuremath{\kappa}o\ensuremath{\varsigma} K\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\acute\upsilon}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\varsigma} and  E\ensuremath{\lambda}\ensuremath{\acute\epsilon}\ensuremath{\nu}\ensuremath{\eta} \ensuremath{\Delta}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\tau}\ensuremath{\acute\alpha}\ensuremath{\kappa}o\ensuremath{\upsilon} and  \ensuremath{\Pi}\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\kappa}\ensuremath{\varepsilon}\ensuremath{\upsilon}o\ensuremath{\pi}o\ensuremath{\acute\upsilon}\ensuremath{\lambda}o\ensuremath{\upsilon} N\ensuremath{\acute\iota}\ensuremath{\kappa}\ensuremath{\eta}},
     title = {\ensuremath{\Gamma}\ensuremath{\iota}\ensuremath{\alpha} \ensuremath{\tau}\ensuremath{\eta} {\ensuremath{\Gamma}΄} \ensuremath{\tau}\ensuremath{\acute\alpha}\ensuremath{\xi}\ensuremath{\eta}: {T\ensuremath{\alpha}\ensuremath{\upsilon}\ensuremath{\tau}\'{o}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\tau}\ensuremath{\varepsilon}\ensuremath{\varsigma},} {A\ensuremath{\nu}\ensuremath{\acute\alpha}\ensuremath{\lambda}\ensuremath{\upsilon}\ensuremath{\sigma}\ensuremath{\eta}\ensuremath{\pi}o\ensuremath{\lambda}\ensuremath{\upsilon}\ensuremath{\omega}\ensuremath{\nu}\ensuremath{\acute\upsilon}\ensuremath{\mu}o\ensuremath{\upsilon}} \ensuremath{\sigma}\ensuremath{\varepsilon} \ensuremath{\gamma}\ensuremath{\iota}\ensuremath{\nu}\'{o}\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\nu}o (\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\gamma}o\ensuremath{\nu}\ensuremath{\tau}o\ensuremath{\pi}o\ensuremath{\acute\iota}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}), \ensuremath{\varepsilon}\ensuremath{\upsilon}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\varepsilon}\ensuremath{\varsigma} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\varepsilon}\ensuremath{\pi}\ensuremath{\acute\iota}\ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\delta}\ensuremath{\alpha} \ensuremath{\sigma}\ensuremath{\tau}o \ensuremath{\chi}\ensuremath{\acute\omega}\ensuremath{\rho}o, \ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\gamma}\ensuremath{\acute\eta} \ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\nu} \ensuremath{\alpha}\ensuremath{\pi}\'{o}\ensuremath{\delta}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\xi}\ensuremath{\eta}, \ensuremath{\tau}o \ensuremath{\psi}\ensuremath{\varepsilon}\ensuremath{\upsilon}\ensuremath{\delta}oo\ensuremath{\rho}\ensuremath{\theta}o\ensuremath{\gamma}\ensuremath{\acute\omega}\ensuremath{\nu}\ensuremath{\iota}o \ensuremath{\tau}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\nu}o},
     journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}
},
     pages = {62-77},
     publisher = {mathdoc},
     volume = {2},
     year = {1975-1976},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/EU_1975-1976__2_a56/}
}