@article{DEME_1987_28_a19,
     author = {\ensuremath{\Pi}o\ensuremath{\acute\upsilon}\ensuremath{\lambda}o\ensuremath{\varsigma} A\ensuremath{\nu}\ensuremath{\delta}\ensuremath{\rho}\ensuremath{\acute\epsilon}\ensuremath{\alpha}\ensuremath{\varsigma}},
     title = {K\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta} \ensuremath{\sigma}\ensuremath{\tau}o {\ensuremath{\Sigma}\ensuremath{\chi}o\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\kappa}\'{o}} {B\ensuremath{\iota}\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\acute\iota}o} {\ensuremath{\Gamma}\ensuremath{\varepsilon}\ensuremath{\omega}\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma}} {A΄} {\ensuremath{\Lambda}\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\varepsilon}\ensuremath{\acute\iota}o\ensuremath{\upsilon}} {(\'{}E\ensuremath{\kappa}\ensuremath{\delta}o\ensuremath{\sigma}\ensuremath{\eta}} 1990)},
     journal = {\ensuremath{\Delta}\ensuremath{\varepsilon}\ensuremath{\lambda}\ensuremath{\tau}\ensuremath{\acute\iota}o \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} E\ensuremath{\lambda}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} E\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma}},
     pages = {15--21},
     year = {1987},
     volume = {28},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/DEME_1987_28_a19/}
}