@article{MR_1975_3_a61,
     author = {A\ensuremath{\nu}\ensuremath{\delta}\ensuremath{\rho}\ensuremath{\acute\epsilon}\ensuremath{\alpha}\ensuremath{\varsigma} \ensuremath{\Phi}\ensuremath{\iota}\ensuremath{\lambda}\ensuremath{\acute\iota}\ensuremath{\pi}\ensuremath{\pi}o\ensuremath{\upsilon}},
     title = {B\ensuremath{\acute\epsilon}\ensuremath{\lambda}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\varepsilon}\ensuremath{\varsigma} \ensuremath{\alpha}\ensuremath{\pi}o\ensuremath{\varphi}\ensuremath{\acute\alpha}\ensuremath{\sigma}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\varsigma} \ensuremath{\acute\eta} \ensuremath{\pi}\ensuremath{\omega}\ensuremath{\varsigma} \ensuremath{\nu}\ensuremath{\alpha} \ensuremath{\alpha}\ensuremath{\pi}o\ensuremath{\varphi}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\acute\iota}\ensuremath{\zeta}o\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\varepsilon} \ensuremath{\sigma}\ensuremath{\omega}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\acute\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 = {88--101},
     year = {1975},
     volume = {3},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1975_3_a61/}
}