@article{MR_1998__49-50_a7,
     author = {\ensuremath{\Theta}\ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\acute\alpha}\ensuremath{\sigma}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Sigma}\ensuremath{\kappa}o\ensuremath{\acute\upsilon}\ensuremath{\rho}\ensuremath{\alpha}\ensuremath{\varsigma}},
     title = {M\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\acute\alpha} \ensuremath{\alpha}\ensuremath{\pi}\'{o} \ensuremath{\tau}o\ensuremath{\upsilon}\ensuremath{\varsigma} \ensuremath{\rho}\ensuremath{\eta}\ensuremath{\tau}o\ensuremath{\acute\upsilon}\ensuremath{\varsigma}... o\ensuremath{\iota} \ensuremath{\acute\alpha}\ensuremath{\rho}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\tau}o\ensuremath{\iota}. {M\ensuremath{\iota}\ensuremath{\alpha}} \ensuremath{\varepsilon}\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\lambda}\ensuremath{\lambda}\ensuremath{\alpha}\ensuremath{\kappa}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} \ensuremath{\pi}\ensuremath{\rho}\'{o}\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\eta} \ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\omega}\ensuremath{\gamma}\ensuremath{\acute\eta}\ensuremath{\varsigma} \ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu} \ensuremath{\acute\alpha}\ensuremath{\rho}\ensuremath{\rho}\ensuremath{\acute\eta}\ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu} \ensuremath{\sigma}\ensuremath{\tau}o {\ensuremath{\Gamma}\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\nu}\ensuremath{\acute\alpha}\ensuremath{\sigma}\ensuremath{\iota}o.}},
     journal = {M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} E\ensuremath{\pi}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}
},
     pages = {219-228},
     publisher = {mathdoc},
     volume = {49-50},
     year = {1998},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1998__49-50_a7/}
}