@article{MR_1979_15_a31,
     author = {K. \ensuremath{\Sigma}\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\alpha}\ensuremath{\kappa}\'{o}\ensuremath{\pi}o\ensuremath{\upsilon}\ensuremath{\lambda}o\ensuremath{\varsigma}},
     title = {\'{}O\ensuremath{\rho}\ensuremath{\iota}o \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} {\ensuremath{\Sigma}\ensuremath{\upsilon}\ensuremath{\nu}\ensuremath{\acute\epsilon}\ensuremath{\chi}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\alpha}} {\ensuremath{\Sigma}\ensuremath{\upsilon}\ensuremath{\nu}\ensuremath{\acute\alpha}\ensuremath{\rho}\ensuremath{\tau}\ensuremath{\eta}\ensuremath{\sigma}\ensuremath{\eta}\ensuremath{\varsigma}.}},
     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 = {80--85},
     year = {1979},
     volume = {15},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1979_15_a31/}
}