@article{MR_1993_40_a13,
     author = {I\ensuremath{\omega}\ensuremath{\acute\alpha}\ensuremath{\nu}\ensuremath{\nu}\ensuremath{\eta}\ensuremath{\varsigma} E\ensuremath{\xi}\ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\chi}\ensuremath{\acute\alpha}\ensuremath{\kappa}o\ensuremath{\varsigma}},
     title = {A\ensuremath{\rho}\ensuremath{\chi}\ensuremath{\iota}\ensuremath{\mu}\ensuremath{\acute\eta}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma}: {H} \ensuremath{\zeta}\ensuremath{\omega}\ensuremath{\acute\eta} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\tau}o \ensuremath{\acute\epsilon}\ensuremath{\rho}\ensuremath{\gamma}o \ensuremath{\tau}o\ensuremath{\upsilon}},
     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 = {61--93},
     year = {1993},
     volume = {40},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1993_40_a13/}
}