@article{MR_1975_3_a38,
     author = {\ensuremath{\Gamma}\ensuremath{\varepsilon}\ensuremath{\acute\omega}\ensuremath{\rho}\ensuremath{\gamma}\ensuremath{\iota}o\ensuremath{\varsigma} X\ensuremath{\rho}. B\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\iota}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}o\ensuremath{\upsilon}},
     title = {E\ensuremath{\pi}\ensuremath{\acute\iota} \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\sigma}\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\mu}\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} o\ensuremath{\mu}\ensuremath{\acute\alpha}\ensuremath{\delta}o\ensuremath{\varsigma} {S} (3)},
     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 = {125--139},
     year = {1975},
     volume = {3},
     language = {gr},
     url = {http://geodesic.mathdoc.fr/item/MR_1975_3_a38/}
}