Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUG_1983__1_a120, author = {B\ensuremath{\alpha}\ensuremath{\gamma}\ensuremath{\gamma}\ensuremath{\acute\epsilon}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\nu}\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\kappa}\'{o}\ensuremath{\pi}o\ensuremath{\upsilon}\ensuremath{\lambda}o\ensuremath{\varsigma}}, title = {\ensuremath{\Sigma}\ensuremath{\tau}o\ensuremath{\iota}\ensuremath{\chi}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\alpha} \ensuremath{\alpha}\ensuremath{\pi}o \ensuremath{\tau}\ensuremath{\eta} \ensuremath{\theta}\ensuremath{\varepsilon}\ensuremath{\omega}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha} \ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu} \ensuremath{\sigma}\ensuremath{\upsilon}\ensuremath{\nu}\'{o}\ensuremath{\lambda}\ensuremath{\omega}\ensuremath{\nu}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} \ensuremath{\Gamma} }, pages = {4-6}, publisher = {mathdoc}, volume = {1}, year = {1983}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUG_1983__1_a120/} }
Βαγγέλης Γιαννακόπουλος. Στοιχεία απο τη θεωρία των συνόλων. Ευκλείδης Γ , Tome 1 (1983), p. 4-6. http://geodesic.mathdoc.fr/item/EUG_1983__1_a120/