Voir la notice de l'article provenant de la source Hellenic Digital Mathematics Library
@article{DEME_1985__26_a13, author = {M\ensuremath{\pi}\ensuremath{\acute\alpha}\ensuremath{\mu}\ensuremath{\pi}\ensuremath{\eta} To\ensuremath{\upsilon}\ensuremath{\mu}\ensuremath{\acute\alpha}\ensuremath{\sigma}\ensuremath{\eta}}, title = {To \ensuremath{\pi}\ensuremath{\rho}\'{o}\ensuremath{\beta}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha} \ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu} {T\ensuremath{\varepsilon}\ensuremath{\sigma}\ensuremath{\sigma}\ensuremath{\acute\alpha}\ensuremath{\rho}\ensuremath{\omega}\ensuremath{\nu}} {X\ensuremath{\rho}\ensuremath{\omega}\ensuremath{\mu}\ensuremath{\acute\alpha}\ensuremath{\tau}\ensuremath{\omega}\ensuremath{\nu}} \ensuremath{\kappa}\ensuremath{\alpha}\ensuremath{\iota} o\ensuremath{\iota} {\ensuremath{\Phi}\ensuremath{\iota}\ensuremath{\lambda}o\ensuremath{\sigma}o\ensuremath{\varphi}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\epsilon}\ensuremath{\varsigma}} \ensuremath{\tau}o\ensuremath{\upsilon} {\ensuremath{\Delta}\ensuremath{\iota}\ensuremath{\alpha}\ensuremath{\sigma}\ensuremath{\tau}\ensuremath{\acute\alpha}\ensuremath{\sigma}\ensuremath{\varepsilon}\ensuremath{\iota}\ensuremath{\varsigma}.}}, journal = {\ensuremath{\Delta}\ensuremath{\varepsilon}\ensuremath{\lambda}\ensuremath{\tau}\ensuremath{\acute\iota}o \ensuremath{\tau}\ensuremath{\eta}\ensuremath{\varsigma} E\ensuremath{\lambda}\ensuremath{\lambda}\ensuremath{\eta}\ensuremath{\nu}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} M\ensuremath{\alpha}\ensuremath{\theta}\ensuremath{\eta}\ensuremath{\mu}\ensuremath{\alpha}\ensuremath{\tau}\ensuremath{\iota}\ensuremath{\kappa}\ensuremath{\acute\eta}\ensuremath{\varsigma} E\ensuremath{\tau}\ensuremath{\alpha}\ensuremath{\iota}\ensuremath{\rho}\ensuremath{\acute\iota}\ensuremath{\alpha}\ensuremath{\varsigma} }, pages = {32-61}, publisher = {mathdoc}, volume = {26}, year = {1985}, language = {gr}, url = {http://geodesic.mathdoc.fr/item/DEME_1985__26_a13/} }
Μπάμπη Τουμάση. Το πρόβλημα των Τεσσάρων Χρωμάτων και οι Φιλοσοφικές του Διαστάσεις.. Δελτίο της Ελληνικής Μαθηματικής Εταιρίας , Tome 26 (1985), p. 32-61. http://geodesic.mathdoc.fr/item/DEME_1985__26_a13/