Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{EUA_1992-1993__8_a19, author = {K. \ensuremath{\Gamma}\ensuremath{\alpha}\ensuremath{\beta}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\varsigma}}, title = {\ensuremath{\Theta}\ensuremath{\varepsilon}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}o\ensuremath{\acute\iota} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} \ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\nu}\ensuremath{\eta}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}o\ensuremath{\acute\iota} \ensuremath{\alpha}\ensuremath{\rho}\ensuremath{\iota}\ensuremath{\theta}\ensuremath{\mu}o\ensuremath{\acute\iota}}, journal = {E\ensuremath{\upsilon}\ensuremath{\kappa}\ensuremath{\lambda}\ensuremath{\varepsilon}\ensuremath{\acute\iota}\ensuremath{\delta}\ensuremath{\eta}\ensuremath{\varsigma} A }, pages = {4-6}, publisher = {mathdoc}, volume = {8}, year = {1992-1993}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/EUA_1992-1993__8_a19/} }
Κ. Γαβρίλης. Θετικοί και αρνητικοί αριθμοί. Ευκλείδης Α , Tome 8 (1992-1993), p. 4-6. http://geodesic.mathdoc.fr/item/EUA_1992-1993__8_a19/