Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{MR_1977__5_a17, author = {Sigrid Wagner}, title = {A\ensuremath{\upsilon}\ensuremath{\tau}\ensuremath{\acute\epsilon}\ensuremath{\varsigma} o\ensuremath{\iota} {M\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\tau}\ensuremath{\acute\epsilon}\ensuremath{\varsigma}...} {T\ensuremath{\iota}} \ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\nu}\ensuremath{\alpha}\ensuremath{\iota};}, 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 = {82-96}, publisher = {mathdoc}, volume = {5}, year = {1977}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/MR_1977__5_a17/} }
Sigrid Wagner. Αυτές οι Mεταβλητές... Τι είναι;. Μαθηματική Επιθεώρηση , Tome 5 (1977), p. 82-96. http://geodesic.mathdoc.fr/item/MR_1977__5_a17/