@article{MR_1975_2_a16,
     author = { },
     title = {T\ensuremath{\alpha}\ensuremath{\xi}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\iota}\ensuremath{\alpha} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota}... \ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\lambda}\ensuremath{\acute\upsilon}\ensuremath{\psi}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\varsigma} (\ensuremath{\mu}\ensuremath{\iota}\ensuremath{\alpha} \ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\tau}o\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha} \ensuremath{\gamma}\ensuremath{\iota}\ensuremath{\alpha} \ensuremath{\tau}o \ensuremath{\pi}\ensuremath{\upsilon}\ensuremath{\theta}\ensuremath{\alpha}\ensuremath{\gamma}\'{o}\ensuremath{\rho}\ensuremath{\varepsilon}\ensuremath{\iota}o \ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}).},
     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 = {26--28},
     year = {1975},
     volume = {2},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1975_2_a16/}
}