@article{MR_1977_6_a13,
     author = {M. \ensuremath{\Lambda}\ensuremath{\acute\alpha}\ensuremath{\mu}\ensuremath{\pi}\ensuremath{\rho}o\ensuremath{\upsilon} and  \ensuremath{\Sigma}. \ensuremath{\Gamma}\ensuremath{\iota}\ensuremath{\omega}\ensuremath{\tau}\'{o}\ensuremath{\pi}o\ensuremath{\upsilon}\ensuremath{\lambda}o\ensuremath{\varsigma}},
     title = {\ensuremath{\Upsilon}\ensuremath{\pi}\ensuremath{\varepsilon}\ensuremath{\rho}\ensuremath{\beta}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}o\ensuremath{\acute\iota} \ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\mu}o\ensuremath{\acute\iota} (\ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha} \ensuremath{\tau}o\ensuremath{\upsilon} {Lionville)}},
     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 = {44--47},
     year = {1977},
     volume = {6},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1977_6_a13/}
}