@article{MR_1979__14_a23,
     author = {\ensuremath{\Delta}.A. A\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\pi}o\ensuremath{\lambda}\ensuremath{\iota}\ensuremath{\tau}\ensuremath{\acute\alpha}\ensuremath{\nu}o\ensuremath{\varsigma}},
     title = {To {\ensuremath{\Theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}} {\ensuremath{\Sigma}\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\pi}\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\varsigma}} \ensuremath{\sigma}\ensuremath{\tau}o\ensuremath{\nu} {\ensuremath{\Pi}\ensuremath{\rho}o\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\kappa}\'{o}} {\ensuremath{\Lambda}o\ensuremath{\gamma}\ensuremath{\iota}\ensuremath{\sigma}\ensuremath{\mu}\'{o}} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\tau}o {\ensuremath{\Pi}\ensuremath{\rho}\'{o}\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}} \ensuremath{\tau}o\ensuremath{\upsilon} {\ensuremath{\Gamma}\ensuremath{\acute\alpha}\ensuremath{\mu}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 = {39-49},
     publisher = {mathdoc},
     volume = {14},
     year = {1979},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1979__14_a23/}
}