@article{MR_1978_11_a6,
     author = {\ensuremath{\Gamma}\ensuremath{\iota}\ensuremath{\acute\alpha}\ensuremath{\nu}\ensuremath{\nu}\ensuremath{\eta}\ensuremath{\varsigma} K\ensuremath{\alpha}\ensuremath{\lambda}o\ensuremath{\gamma}\ensuremath{\varepsilon}\ensuremath{\rho}\ensuremath{\acute\alpha}\ensuremath{\kappa}\ensuremath{\eta}\ensuremath{\varsigma}},
     title = {\ensuremath{\Sigma}\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\beta}o\ensuremath{\lambda}\ensuremath{\acute\eta} \ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\eta} \ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\lambda}\ensuremath{\acute\epsilon}\ensuremath{\tau}\ensuremath{\eta} \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} {\ensuremath{\Sigma}\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma}} \ensuremath{\sigma}\ensuremath{\tau}o {\ensuremath{\Lambda}\ensuremath{\acute\upsilon}\ensuremath{\kappa}\ensuremath{\varepsilon}\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 = {1--18},
     year = {1978},
     volume = {11},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1978_11_a6/}
}